{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:AKBGYI22P3TB3A2TK4D43U62LY","short_pith_number":"pith:AKBGYI22","canonical_record":{"source":{"id":"1702.08707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-02-28T09:19:07Z","cross_cats_sorted":["nlin.AO"],"title_canon_sha256":"3633b94181685891aeffe966495cbb3d26fc8067d5fedac50aa7b5ec55a17a87","abstract_canon_sha256":"7ce208af74a8bdcd9493df83cdf004049a4ac308f8e4f80006bc10410c3e1703"},"schema_version":"1.0"},"canonical_sha256":"02826c235a7ee61d83535707cdd3da5e0dd96cd3df0eb327c0c5f59391c87346","source":{"kind":"arxiv","id":"1702.08707","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.08707","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"1702.08707v1","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.08707","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"AKBGYI22P3TB","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"AKBGYI22P3TB3A2T","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"AKBGYI22","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:AKBGYI22P3TB3A2TK4D43U62LY","target":"record","payload":{"canonical_record":{"source":{"id":"1702.08707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-02-28T09:19:07Z","cross_cats_sorted":["nlin.AO"],"title_canon_sha256":"3633b94181685891aeffe966495cbb3d26fc8067d5fedac50aa7b5ec55a17a87","abstract_canon_sha256":"7ce208af74a8bdcd9493df83cdf004049a4ac308f8e4f80006bc10410c3e1703"},"schema_version":"1.0"},"canonical_sha256":"02826c235a7ee61d83535707cdd3da5e0dd96cd3df0eb327c0c5f59391c87346","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:33:21.313423Z","signature_b64":"KypzVKqcYsqUtxBQqxSww24eSdE640xLf+5/L14mFfeXFgG7wy93Uj3+HugfZVuYmjAnX4mfKbCy7L4Cy6eFDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02826c235a7ee61d83535707cdd3da5e0dd96cd3df0eb327c0c5f59391c87346","last_reissued_at":"2026-05-18T00:33:21.312956Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:33:21.312956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.08707","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:33:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xIUTOqxvOi0CnVoPcW+B0wrdCGvhXX/3CWlI4tRygC0sK/m87lnHDykQCBufcLoem0TG0sinEsJvbw2xNY7VCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T16:45:24.344226Z"},"content_sha256":"2d06bf5a4211125db1a692818fc11037ed226213805760815930468503957300","schema_version":"1.0","event_id":"sha256:2d06bf5a4211125db1a692818fc11037ed226213805760815930468503957300"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:AKBGYI22P3TB3A2TK4D43U62LY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stability of Synchrony against Local Intermittent Fluctuations in Tree-like Power Grids","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.AO"],"primary_cat":"physics.soc-ph","authors_text":"Frank Hellmann, J\\\"urgen Kurths, Marie Krause, Sabine Auer","submitted_at":"2017-02-28T09:19:07Z","abstract_excerpt":"80% of all Renewable Energy Power in Germany is installed in tree-like distribution grids. Intermittent power fluctuations from such sources introduce new dynamics into the lower grid layers. At the same time, distributed resources will have to contribute to stabilize the grid against these fluctuations in the future. In this paper, we model a system of distributed resources as oscillators on a tree-like, lossy power grid and its ability to withstand desynchronization from localized intermittent renewable infeed.\n  We find a remarkable interplay of network structure and the position of the nod"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.08707","kind":"arxiv","version":1},"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":"2026-05-18T00:33:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HU9rcLCljK+PtWo8KZxx5kUIsW/YcfeARXZJpbVJfeH755w8fgiDcPvAMo0Dn0tIA5v6rB62CXZxClWLNscpDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T16:45:24.344921Z"},"content_sha256":"4389649b33f54637822ec417189c1c705a7714c90c0f62293abcc68a39231975","schema_version":"1.0","event_id":"sha256:4389649b33f54637822ec417189c1c705a7714c90c0f62293abcc68a39231975"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AKBGYI22P3TB3A2TK4D43U62LY/bundle.json","state_url":"https://pith.science/pith/AKBGYI22P3TB3A2TK4D43U62LY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AKBGYI22P3TB3A2TK4D43U62LY/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":"2026-06-06T16:45:24Z","links":{"resolver":"https://pith.science/pith/AKBGYI22P3TB3A2TK4D43U62LY","bundle":"https://pith.science/pith/AKBGYI22P3TB3A2TK4D43U62LY/bundle.json","state":"https://pith.science/pith/AKBGYI22P3TB3A2TK4D43U62LY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AKBGYI22P3TB3A2TK4D43U62LY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:AKBGYI22P3TB3A2TK4D43U62LY","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":"7ce208af74a8bdcd9493df83cdf004049a4ac308f8e4f80006bc10410c3e1703","cross_cats_sorted":["nlin.AO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-02-28T09:19:07Z","title_canon_sha256":"3633b94181685891aeffe966495cbb3d26fc8067d5fedac50aa7b5ec55a17a87"},"schema_version":"1.0","source":{"id":"1702.08707","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.08707","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"1702.08707v1","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.08707","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"AKBGYI22P3TB","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"AKBGYI22P3TB3A2T","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"AKBGYI22","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:4389649b33f54637822ec417189c1c705a7714c90c0f62293abcc68a39231975","target":"graph","created_at":"2026-05-18T00:33:21Z","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":"80% of all Renewable Energy Power in Germany is installed in tree-like distribution grids. Intermittent power fluctuations from such sources introduce new dynamics into the lower grid layers. At the same time, distributed resources will have to contribute to stabilize the grid against these fluctuations in the future. In this paper, we model a system of distributed resources as oscillators on a tree-like, lossy power grid and its ability to withstand desynchronization from localized intermittent renewable infeed.\n  We find a remarkable interplay of network structure and the position of the nod","authors_text":"Frank Hellmann, J\\\"urgen Kurths, Marie Krause, Sabine Auer","cross_cats":["nlin.AO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-02-28T09:19:07Z","title":"Stability of Synchrony against Local Intermittent Fluctuations in Tree-like Power Grids"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.08707","kind":"arxiv","version":1},"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":"sha256:2d06bf5a4211125db1a692818fc11037ed226213805760815930468503957300","target":"record","created_at":"2026-05-18T00:33:21Z","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":"7ce208af74a8bdcd9493df83cdf004049a4ac308f8e4f80006bc10410c3e1703","cross_cats_sorted":["nlin.AO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2017-02-28T09:19:07Z","title_canon_sha256":"3633b94181685891aeffe966495cbb3d26fc8067d5fedac50aa7b5ec55a17a87"},"schema_version":"1.0","source":{"id":"1702.08707","kind":"arxiv","version":1}},"canonical_sha256":"02826c235a7ee61d83535707cdd3da5e0dd96cd3df0eb327c0c5f59391c87346","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"02826c235a7ee61d83535707cdd3da5e0dd96cd3df0eb327c0c5f59391c87346","first_computed_at":"2026-05-18T00:33:21.312956Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:21.312956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KypzVKqcYsqUtxBQqxSww24eSdE640xLf+5/L14mFfeXFgG7wy93Uj3+HugfZVuYmjAnX4mfKbCy7L4Cy6eFDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:21.313423Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.08707","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d06bf5a4211125db1a692818fc11037ed226213805760815930468503957300","sha256:4389649b33f54637822ec417189c1c705a7714c90c0f62293abcc68a39231975"],"state_sha256":"856daf5545c3a104dc9cca9a1faeaddaca0d9add07e21d1de4c9e5ed639184f1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kxks8nELyQ914GOlwUiP2hDmNUBgVvpOgFEzhJw4ZE5aXRpjdA/Pa8JttFRWBwGVJRzY6fyQ+8U6C89KqEqnCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T16:45:24.348764Z","bundle_sha256":"7d570a0d70f53afab0afce5cec1a6e2474f7a9cc76f4e3f2f7e41a3177ee9e99"}}