{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:OEHNHUYSHR4DAJFEF7ZVNHUUCS","short_pith_number":"pith:OEHNHUYS","canonical_record":{"source":{"id":"1702.00491","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-02-01T22:59:51Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"d3236ecddc08cc95b3b3badfe51564bdb4e131703670a9b5179aa8b21c9d7c81","abstract_canon_sha256":"97747f66278492f4005c47b1a205169890acec80a33ecf03870959b46444739f"},"schema_version":"1.0"},"canonical_sha256":"710ed3d3123c783024a42ff3569e9414841a3c75295bcd290f89a58b93357c13","source":{"kind":"arxiv","id":"1702.00491","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.00491","created_at":"2026-05-18T00:46:51Z"},{"alias_kind":"arxiv_version","alias_value":"1702.00491v2","created_at":"2026-05-18T00:46:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00491","created_at":"2026-05-18T00:46:51Z"},{"alias_kind":"pith_short_12","alias_value":"OEHNHUYSHR4D","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OEHNHUYSHR4DAJFE","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OEHNHUYS","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:OEHNHUYSHR4DAJFEF7ZVNHUUCS","target":"record","payload":{"canonical_record":{"source":{"id":"1702.00491","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-02-01T22:59:51Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"d3236ecddc08cc95b3b3badfe51564bdb4e131703670a9b5179aa8b21c9d7c81","abstract_canon_sha256":"97747f66278492f4005c47b1a205169890acec80a33ecf03870959b46444739f"},"schema_version":"1.0"},"canonical_sha256":"710ed3d3123c783024a42ff3569e9414841a3c75295bcd290f89a58b93357c13","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:51.353439Z","signature_b64":"ufYghtrvrHUlk5fzEBhp1lgsAgVAdxBUKPLOHHwNdRX23yzHROSxiyIaMdny7zoepSk6gX7fVXTPshfzzY65BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"710ed3d3123c783024a42ff3569e9414841a3c75295bcd290f89a58b93357c13","last_reissued_at":"2026-05-18T00:46:51.352809Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:51.352809Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.00491","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":"2026-05-18T00:46:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DVEYVCECSVevuFGK2zFXV6/dVXIP9B5QlTj0Qe2FmRG0cip2qbBbxWKdEqmFxYvaqd8C7aftmXUWJPEQJJSTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T02:21:54.942019Z"},"content_sha256":"25576d51c46c319bda64cdd84bb57219a1d16aeb2b3ddd187e13f56fb0034fba","schema_version":"1.0","event_id":"sha256:25576d51c46c319bda64cdd84bb57219a1d16aeb2b3ddd187e13f56fb0034fba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:OEHNHUYSHR4DAJFEF7ZVNHUUCS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Momentum-resolved Electron Energy Loss Spectroscopy for Mapping the Photonic Density of States","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.optics","authors_text":"Al Meldrum, Marek Malac, Neda Dalili, Prashant Shekhar, Vaibhav Gaind, Zubin Jacob","submitted_at":"2017-02-01T22:59:51Z","abstract_excerpt":"Strong nanoscale light-matter interaction is often accompanied by ultra-confined photonic modes and large momentum polaritons existing far beyond the light cone. A direct probe of such phenomena is difficult due to the momentum mismatch of these modes with free space light however, fast electron probes can reveal the fundamental quantum and spatially dispersive behavior of these excitations. Here, we use momentum-resolved electron energy loss spectroscopy (q-EELS) in a transmission electron microscope to explore the optical response of plasmonic thin films including momentum transfer up to wav"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00491","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":"2026-05-18T00:46:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G5bA0daUvXcHxoTA1XmrshsyB7GBmFhzRkU6ByUh4F0YwQqQL/JQexsDzLgEz1/+1oWLcwxHNLLKXnS5gHV8CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T02:21:54.942739Z"},"content_sha256":"9860e5b995d2c7afe31e6fac53d0b3ec46a169e40452326d3391ab93c3445df9","schema_version":"1.0","event_id":"sha256:9860e5b995d2c7afe31e6fac53d0b3ec46a169e40452326d3391ab93c3445df9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS/bundle.json","state_url":"https://pith.science/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS/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":"2026-05-30T02:21:54Z","links":{"resolver":"https://pith.science/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS","bundle":"https://pith.science/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS/bundle.json","state":"https://pith.science/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OEHNHUYSHR4DAJFEF7ZVNHUUCS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OEHNHUYSHR4DAJFEF7ZVNHUUCS","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":"97747f66278492f4005c47b1a205169890acec80a33ecf03870959b46444739f","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-02-01T22:59:51Z","title_canon_sha256":"d3236ecddc08cc95b3b3badfe51564bdb4e131703670a9b5179aa8b21c9d7c81"},"schema_version":"1.0","source":{"id":"1702.00491","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.00491","created_at":"2026-05-18T00:46:51Z"},{"alias_kind":"arxiv_version","alias_value":"1702.00491v2","created_at":"2026-05-18T00:46:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00491","created_at":"2026-05-18T00:46:51Z"},{"alias_kind":"pith_short_12","alias_value":"OEHNHUYSHR4D","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OEHNHUYSHR4DAJFE","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OEHNHUYS","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:9860e5b995d2c7afe31e6fac53d0b3ec46a169e40452326d3391ab93c3445df9","target":"graph","created_at":"2026-05-18T00:46:51Z","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":"Strong nanoscale light-matter interaction is often accompanied by ultra-confined photonic modes and large momentum polaritons existing far beyond the light cone. A direct probe of such phenomena is difficult due to the momentum mismatch of these modes with free space light however, fast electron probes can reveal the fundamental quantum and spatially dispersive behavior of these excitations. Here, we use momentum-resolved electron energy loss spectroscopy (q-EELS) in a transmission electron microscope to explore the optical response of plasmonic thin films including momentum transfer up to wav","authors_text":"Al Meldrum, Marek Malac, Neda Dalili, Prashant Shekhar, Vaibhav Gaind, Zubin Jacob","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-02-01T22:59:51Z","title":"Momentum-resolved Electron Energy Loss Spectroscopy for Mapping the Photonic Density of States"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00491","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":"sha256:25576d51c46c319bda64cdd84bb57219a1d16aeb2b3ddd187e13f56fb0034fba","target":"record","created_at":"2026-05-18T00:46:51Z","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":"97747f66278492f4005c47b1a205169890acec80a33ecf03870959b46444739f","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-02-01T22:59:51Z","title_canon_sha256":"d3236ecddc08cc95b3b3badfe51564bdb4e131703670a9b5179aa8b21c9d7c81"},"schema_version":"1.0","source":{"id":"1702.00491","kind":"arxiv","version":2}},"canonical_sha256":"710ed3d3123c783024a42ff3569e9414841a3c75295bcd290f89a58b93357c13","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"710ed3d3123c783024a42ff3569e9414841a3c75295bcd290f89a58b93357c13","first_computed_at":"2026-05-18T00:46:51.352809Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:51.352809Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ufYghtrvrHUlk5fzEBhp1lgsAgVAdxBUKPLOHHwNdRX23yzHROSxiyIaMdny7zoepSk6gX7fVXTPshfzzY65BA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:51.353439Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.00491","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25576d51c46c319bda64cdd84bb57219a1d16aeb2b3ddd187e13f56fb0034fba","sha256:9860e5b995d2c7afe31e6fac53d0b3ec46a169e40452326d3391ab93c3445df9"],"state_sha256":"fb1d09771277912993fe4ab652a262382f53ba57261f1145b325db8110242b05"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vxWXYs/AKaMmdhn2T36VoyAZjWPVf70oGyio+K5jT/WWKjZYMk0HCCVF5pBcD6kZcziuAHPR0vPNhvG8C+L0CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T02:21:54.945517Z","bundle_sha256":"15b63c998622646e5c2d4eecadb4f5b2d718c3f311fdd421e1bcd92ad15bcfc7"}}