{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ","short_pith_number":"pith:DOBUYTBI","canonical_record":{"source":{"id":"1611.09127","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2016-11-28T14:17:03Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"fd88bb782a46e64c17f5128203263eae51797855f070a9f97f13ce0d5f34ef2f","abstract_canon_sha256":"aa58fe7f6dfd8d9589a063c49a374d2a6ebc97b68297843587bfc3a5b71368b6"},"schema_version":"1.0"},"canonical_sha256":"1b834c4c28de4a9ee6e476ab0f50a52423a068eb08d33fa5d79d929ba9db66cf","source":{"kind":"arxiv","id":"1611.09127","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.09127","created_at":"2026-05-18T00:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1611.09127v2","created_at":"2026-05-18T00:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.09127","created_at":"2026-05-18T00:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"DOBUYTBI3ZFJ","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DOBUYTBI3ZFJ5ZXE","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DOBUYTBI","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ","target":"record","payload":{"canonical_record":{"source":{"id":"1611.09127","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2016-11-28T14:17:03Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"fd88bb782a46e64c17f5128203263eae51797855f070a9f97f13ce0d5f34ef2f","abstract_canon_sha256":"aa58fe7f6dfd8d9589a063c49a374d2a6ebc97b68297843587bfc3a5b71368b6"},"schema_version":"1.0"},"canonical_sha256":"1b834c4c28de4a9ee6e476ab0f50a52423a068eb08d33fa5d79d929ba9db66cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:07.860264Z","signature_b64":"WfTJzOJ5nhkGtp6EXUAzF7wEkR134drI9CVvi/i0+7zOpFCcSyFV5Rk2LBhAe6gDnOejSvfX1ROWDjIKZoVVAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b834c4c28de4a9ee6e476ab0f50a52423a068eb08d33fa5d79d929ba9db66cf","last_reissued_at":"2026-05-18T00:47:07.859655Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:07.859655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.09127","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DfzGqMNy7QmiMMQIrpmLGKieBOdDDGrcmGjEeLL3WL/WW/eu7F6Kcj/mqHf/rBM559xy11h6OMxvfe/yIiGfAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:17:09.529839Z"},"content_sha256":"bd655971fe47905238e3a83f586794e8a9d52a1d920e270c24242d3d0d9468e6","schema_version":"1.0","event_id":"sha256:bd655971fe47905238e3a83f586794e8a9d52a1d920e270c24242d3d0d9468e6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards a cosmic-ray mass-composition study at Tunka Radio Extension (ARENA 2016)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.IM","authors_text":"A. Haungs, A. Pakhorukov, A. Zagorodnikov, D. Kostunin, E. A. Osipova, E. E. Korosteleva, F. G. Schr\\\"oder, G. I. Rubtsov, L. A. Kuzmichev, L. Pankov, M. Kleifges, N. Lubsandorzhiev, N. M. Budnev, O. A. Gress, O. Fedorov, O. Kr\\\"omer, P. A. Bezyazeekov, R. Hiller, R. Monkhoev, R. R. Mirgazov, R. Wischnewski, T. Huege, V. Kungel, V. V. Prosin, Y. Kazarina","submitted_at":"2016-11-28T14:17:03Z","abstract_excerpt":"The Tunka Radio Extension (Tunka-Rex) is a radio detector at the TAIGA facility located in Siberia nearby the southern tip of Lake Baikal. Tunka-Rex measures air-showers induced by high-energy cosmic rays, in particular, the lateral distribution of the radio pulses. The depth of the air-shower maximum, which statistically depends on the mass of the primary particle, is determined from the slope of the lateral distribution function (LDF). Using a model-independent approach, we have studied possible features of the one-dimensional slope method and tried to find improvements for the reconstructio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.09127","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"frrRsXmr5aQWKc0cNxHkAkC8JrLEykHWORE7ZDLAronpa5CsE8WaNkbEngZ9to+JU30kkaDSSN3oUmL6RHiqBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:17:09.530386Z"},"content_sha256":"126a78343aa286d5b8eb626ce6957cc60ec83ff9a161ed63fbafb9afb9dcbc15","schema_version":"1.0","event_id":"sha256:126a78343aa286d5b8eb626ce6957cc60ec83ff9a161ed63fbafb9afb9dcbc15"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ/bundle.json","state_url":"https://pith.science/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-05T08:17:09Z","links":{"resolver":"https://pith.science/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ","bundle":"https://pith.science/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ/bundle.json","state":"https://pith.science/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DOBUYTBI3ZFJ5ZXEO2VQ6UFFEQ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"aa58fe7f6dfd8d9589a063c49a374d2a6ebc97b68297843587bfc3a5b71368b6","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2016-11-28T14:17:03Z","title_canon_sha256":"fd88bb782a46e64c17f5128203263eae51797855f070a9f97f13ce0d5f34ef2f"},"schema_version":"1.0","source":{"id":"1611.09127","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.09127","created_at":"2026-05-18T00:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1611.09127v2","created_at":"2026-05-18T00:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.09127","created_at":"2026-05-18T00:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"DOBUYTBI3ZFJ","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DOBUYTBI3ZFJ5ZXE","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DOBUYTBI","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:126a78343aa286d5b8eb626ce6957cc60ec83ff9a161ed63fbafb9afb9dcbc15","target":"graph","created_at":"2026-05-18T00:47:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The Tunka Radio Extension (Tunka-Rex) is a radio detector at the TAIGA facility located in Siberia nearby the southern tip of Lake Baikal. Tunka-Rex measures air-showers induced by high-energy cosmic rays, in particular, the lateral distribution of the radio pulses. The depth of the air-shower maximum, which statistically depends on the mass of the primary particle, is determined from the slope of the lateral distribution function (LDF). Using a model-independent approach, we have studied possible features of the one-dimensional slope method and tried to find improvements for the reconstructio","authors_text":"A. Haungs, A. Pakhorukov, A. Zagorodnikov, D. Kostunin, E. A. Osipova, E. E. Korosteleva, F. G. Schr\\\"oder, G. I. Rubtsov, L. A. Kuzmichev, L. Pankov, M. Kleifges, N. Lubsandorzhiev, N. M. Budnev, O. A. Gress, O. Fedorov, O. Kr\\\"omer, P. A. Bezyazeekov, R. Hiller, R. Monkhoev, R. R. Mirgazov, R. Wischnewski, T. Huege, V. Kungel, V. V. Prosin, Y. Kazarina","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2016-11-28T14:17:03Z","title":"Towards a cosmic-ray mass-composition study at Tunka Radio Extension (ARENA 2016)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.09127","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:bd655971fe47905238e3a83f586794e8a9d52a1d920e270c24242d3d0d9468e6","target":"record","created_at":"2026-05-18T00:47:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"aa58fe7f6dfd8d9589a063c49a374d2a6ebc97b68297843587bfc3a5b71368b6","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2016-11-28T14:17:03Z","title_canon_sha256":"fd88bb782a46e64c17f5128203263eae51797855f070a9f97f13ce0d5f34ef2f"},"schema_version":"1.0","source":{"id":"1611.09127","kind":"arxiv","version":2}},"canonical_sha256":"1b834c4c28de4a9ee6e476ab0f50a52423a068eb08d33fa5d79d929ba9db66cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b834c4c28de4a9ee6e476ab0f50a52423a068eb08d33fa5d79d929ba9db66cf","first_computed_at":"2026-05-18T00:47:07.859655Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:07.859655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WfTJzOJ5nhkGtp6EXUAzF7wEkR134drI9CVvi/i0+7zOpFCcSyFV5Rk2LBhAe6gDnOejSvfX1ROWDjIKZoVVAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:07.860264Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.09127","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bd655971fe47905238e3a83f586794e8a9d52a1d920e270c24242d3d0d9468e6","sha256:126a78343aa286d5b8eb626ce6957cc60ec83ff9a161ed63fbafb9afb9dcbc15"],"state_sha256":"647c6d7b21f0673828902ff0fcdd88d0e5e7417706225ed9cbc2879e8bbcdc90"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hnwV4K60IKGiD5lG4cL+5m+bNlOKHsJ1jzxJbAsyEmYCG9eDEO9AICLZvN12GwgItFhZaXgu+yuzmux9yz79DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T08:17:09.535403Z","bundle_sha256":"96e472d945e118a9ab1b0262fafa83f80de8dd4f5bb07cad103dd78f94421ccd"}}