Pith Number

pith:D3EG6SE7

pith:2026:D3EG6SE7G5B4NWFU26TU45TDIF

not attested not anchored not stored refs pending

First Law for Nonsingular Black Holes in 2D Dilaton Gravity

Peng Yu, Yuan Zhong

arxiv:2603.21186 v2 · 2026-03-22 · 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{D3EG6SE7G5B4NWFU26TU45TDIF}

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	2026-08-04T01:52:35.023760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ec86f489f3743c6d8b4d7a74e76634151ace560fa5212b100d353dd4fe34a05

Aliases

arxiv: 2603.21186 · arxiv_version: 2603.21186v2 · doi: 10.48550/arxiv.2603.21186 · pith_short_12: D3EG6SE7G5B4 · pith_short_16: D3EG6SE7G5B4NWFU · pith_short_8: D3EG6SE7

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/D3EG6SE7G5B4NWFU26TU45TDIF \
  | 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: 1ec86f489f3743c6d8b4d7a74e76634151ace560fa5212b100d353dd4fe34a05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ab0c942c6328b34031d52d795646d89f09382a170d356a36caed76f6758de9d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-03-22T12:08:23Z",
    "title_canon_sha256": "8963a4c9e3746a23d14b7906a8502a2c4c668b191c7c0c2ecaf3f6abdbeb1c22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.21186",
    "kind": "arxiv",
    "version": 2
  }
}