Pith Number

pith:WGYKLR6T

pith:2010:WGYKLR6T2XLW6UXMJXHVE6ZHUB

not attested not anchored not stored refs pending

Area spectra of near extremal black holes

Deyou Chen, Haitang Yang, Xiaotao Zu

arxiv:1004.2916 v3 · 2010-04-16 · 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{WGYKLR6T2XLW6UXMJXHVE6ZHUB}

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	2026-05-18T04:35:46.106160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1b0a5c7d3d5d76f52ec4dcf527b27a06fd1d0cf6ad34d63302ab40f1271db86

Aliases

arxiv: 1004.2916 · arxiv_version: 1004.2916v3 · doi: 10.48550/arxiv.1004.2916 · pith_short_12: WGYKLR6T2XLW · pith_short_16: WGYKLR6T2XLW6UXM · pith_short_8: WGYKLR6T

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/WGYKLR6T2XLW6UXMJXHVE6ZHUB \
  | 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: b1b0a5c7d3d5d76f52ec4dcf527b27a06fd1d0cf6ad34d63302ab40f1271db86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b97234c618ef0ade40f0ac182de3905b60386a5afde9652f046f560e8344f15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-04-16T19:52:32Z",
    "title_canon_sha256": "f2641a1ba696c044001c91d411dda7a54fdaecf54ccd8d49fda828d86af38d18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2916",
    "kind": "arxiv",
    "version": 3
  }
}