Pith Number

pith:7IENLFOO

pith:2025:7IENLFOOQO3BFAPE6FKTI3R5GC

not attested not anchored not stored refs pending

The Mechanism behind the Information Encoding for Islands

Hao Geng

arxiv:2502.08703 v4 · 2025-02-12 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IENLFOOQO3BFAPE6FKTI3R5GC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

5 papers in Pith

Entanglement inequalities, black holes and the architecture of typical states

Covariant Locally Localized Gravity and vDVZ Continuity

Entropy bound and the non-universality of entanglement islands

Particle detector in a position-superposed black hole spacetime

Decrease of the entanglement entropy of the Hawking radiation induced by backreaction in the Bose-Einstein condensate

Receipt and verification

First computed	2026-05-28T01:04:26.646531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa08d595ce83b61281e4f155346e3d30afd1e712a3f02db6ad82468393e0509f

Aliases

arxiv: 2502.08703 · arxiv_version: 2502.08703v4 · doi: 10.48550/arxiv.2502.08703 · pith_short_12: 7IENLFOOQO3B · pith_short_16: 7IENLFOOQO3BFAPE · pith_short_8: 7IENLFOO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7IENLFOOQO3BFAPE6FKTI3R5GC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: fa08d595ce83b61281e4f155346e3d30afd1e712a3f02db6ad82468393e0509f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "510f3c6af971f93daaa1232f757d4ef1adcee4c13a1b317dbcbc2657b8ffb039",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-02-12T19:00:00Z",
    "title_canon_sha256": "a5de675d5c5c055e4d0ddd0a835fe29700275356ed872b6b724d5e3b20a184fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08703",
    "kind": "arxiv",
    "version": 4
  }
}