Pith Number

pith:HRVNIDSF

pith:2009:HRVNIDSFEM3CZINTA5OTMA6U2X

not attested not anchored not stored refs pending

To what extent is the entropy-area law universal ? -- Multi-horizon and multi-temperature spacetime may break the entropy-area law --

Hiromi Saida

arxiv:0910.2510 v2 · 2009-10-14 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRVNIDSFEM3CZINTA5OTMA6U2X}

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.

Receipt and verification

First computed	2026-05-18T03:08:15.025062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c6ad40e4523362ca1b3075d3603d4d5f59c1710321061bd0ec34e776c297d9e

Aliases

arxiv: 0910.2510 · arxiv_version: 0910.2510v2 · doi: 10.48550/arxiv.0910.2510 · pith_short_12: HRVNIDSFEM3C · pith_short_16: HRVNIDSFEM3CZINT · pith_short_8: HRVNIDSF

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/HRVNIDSFEM3CZINTA5OTMA6U2X \
  | 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: 3c6ad40e4523362ca1b3075d3603d4d5f59c1710321061bd0ec34e776c297d9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5661d7f6dd37a879e3e7a3acdf7a3c9b3e82155de27366c10aa4aa09864f14ff",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-10-14T01:23:50Z",
    "title_canon_sha256": "ce37f4e542f8cb67ea53d8eb56eb0ea506bbf338bd12e45e33460dd0f7f97fca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2510",
    "kind": "arxiv",
    "version": 2
  }
}