Pith Number

pith:HVLHHMOJ

pith:2011:HVLHHMOJLGCZZF7N44ZOU2PYR4

not attested not anchored not stored refs pending

Trapped surfaces

Jos\'e M.M. Senovilla

arxiv:1107.1344 v2 · 2011-07-07 · 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{HVLHHMOJLGCZZF7N44ZOU2PYR4}

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

1 paper in Pith

BHaHAHA: A Fast, Robust Apparent Horizon Finder Library for Numerical Relativity

Receipt and verification

First computed	2026-05-18T02:01:21.968335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d5673b1c959859c97ede732ea69f88f30ec0e9609cbfef37ea9d4bd5b1d1dd7

Aliases

arxiv: 1107.1344 · arxiv_version: 1107.1344v2 · doi: 10.48550/arxiv.1107.1344 · pith_short_12: HVLHHMOJLGCZ · pith_short_16: HVLHHMOJLGCZZF7N · pith_short_8: HVLHHMOJ

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/HVLHHMOJLGCZZF7N44ZOU2PYR4 \
  | 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: 3d5673b1c959859c97ede732ea69f88f30ec0e9609cbfef37ea9d4bd5b1d1dd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "573f6778604167c4b0929b767e997f2cd26c393b2c21711d44c51a65c261356c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-07-07T11:09:30Z",
    "title_canon_sha256": "2b99d062def4e334910693972407c6f6292d2ad9a05ae20a48544be9056fe16c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1344",
    "kind": "arxiv",
    "version": 2
  }
}