Pith Number

pith:N7ZYXBP6

pith:2013:N7ZYXBP67DVUFK6ELVCTF3GCUS

not attested not anchored not stored refs pending

Desingularisation de metriques d'Einstein. II

Olivier Biquard

arxiv:1311.0956 v1 · 2013-11-05 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7ZYXBP67DVUFK6ELVCTF3GCUS}

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	2026-05-18T01:46:38.976641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ff38b85fef8eb42abc45d4532ecc2a4a2f74b0d58d46f8cf3a0709af92bb2a7

Aliases

arxiv: 1311.0956 · arxiv_version: 1311.0956v1 · doi: 10.48550/arxiv.1311.0956 · pith_short_12: N7ZYXBP67DVU · pith_short_16: N7ZYXBP67DVUFK6E · pith_short_8: N7ZYXBP6

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/N7ZYXBP67DVUFK6ELVCTF3GCUS \
  | 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: 6ff38b85fef8eb42abc45d4532ecc2a4a2f74b0d58d46f8cf3a0709af92bb2a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81b709f8c3c3a3dae536223f2648fedc37ac91135b68bc37ba37aa50d64f74ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-11-05T03:27:07Z",
    "title_canon_sha256": "c651fc2b28a7f453c93120207c0a23117f21fa01d9399a65a2acab6772738daa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0956",
    "kind": "arxiv",
    "version": 1
  }
}