Pith Number

pith:WYIXEV2I

pith:2014:WYIXEV2IYWFUO2O347CK3EC6MX

not attested not anchored not stored refs pending

Exact Black Hole Formation in Asymptotically (A)dS and Flat Spacetimes

H. Lu, Xuefeng Zhang

arxiv:1403.6874 v2 · 2014-03-26 · 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{WYIXEV2IYWFUO2O347CK3EC6MX}

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	2026-05-18T02:39:48.319674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b611725748c58b4769dbe7c4ad905e65f005306d82465860ef26c68cbf0abc7d

Aliases

arxiv: 1403.6874 · arxiv_version: 1403.6874v2 · doi: 10.48550/arxiv.1403.6874 · pith_short_12: WYIXEV2IYWFU · pith_short_16: WYIXEV2IYWFUO2O3 · pith_short_8: WYIXEV2I

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/WYIXEV2IYWFUO2O347CK3EC6MX \
  | 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: b611725748c58b4769dbe7c4ad905e65f005306d82465860ef26c68cbf0abc7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1b3c3449258d5c08a390b8218bbe225919cb8701accbddcf2f87c97c74295a4",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2014-03-26T22:07:49Z",
    "title_canon_sha256": "a22f93488781fa29c981ae648cc1f654a9c012ad2eb8e449039a9583d971ce40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6874",
    "kind": "arxiv",
    "version": 2
  }
}