Pith Number

pith:WUONDYK5

pith:2015:WUONDYK5K33P65DQXV775ITA3O

not attested not anchored not stored refs pending

Gowdy-Symmetric Vacuum and Electrovacuum Solutions

J\"org Hennig

arxiv:1510.01755 v1 · 2015-10-06 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUONDYK5K33P65DQXV775ITA3O}

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	2026-05-18T01:30:50.460117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b51cd1e15d56f6ff7470bd7ffea260dbaaf830620fcabc6306ee041ba288587f

Aliases

arxiv: 1510.01755 · arxiv_version: 1510.01755v1 · doi: 10.48550/arxiv.1510.01755 · pith_short_12: WUONDYK5K33P · pith_short_16: WUONDYK5K33P65DQ · pith_short_8: WUONDYK5

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/WUONDYK5K33P65DQXV775ITA3O \
  | 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: b51cd1e15d56f6ff7470bd7ffea260dbaaf830620fcabc6306ee041ba288587f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7d07b2c11febddfffbb0a809c43279d6a9582349d5bf88b720a4b4783ec12ed",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-06T20:45:36Z",
    "title_canon_sha256": "1c1bcd1025b877858be3a20df5967616e78ed847a8253bc2134a5989f1323b28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01755",
    "kind": "arxiv",
    "version": 1
  }
}