Pith Number

pith:BK6444SS

pith:2017:BK6444SSLYRLR5XW5WZXMUVNEU

not attested not anchored not stored refs pending

Les isomorphismes infinit\'esimaux des tissus de codimension 1

Jean-Paul Dufour

arxiv:1701.05557 v1 · 2017-01-19 · 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{BK6444SSLYRLR5XW5WZXMUVNEU}

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	2026-05-18T00:52:29.144750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0abdce72525e22b8f6f6edb37652ad25087c9407fdc1a4348c9f5973b30b48fe

Aliases

arxiv: 1701.05557 · arxiv_version: 1701.05557v1 · doi: 10.48550/arxiv.1701.05557 · pith_short_12: BK6444SSLYRL · pith_short_16: BK6444SSLYRLR5XW · pith_short_8: BK6444SS

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/BK6444SSLYRLR5XW5WZXMUVNEU \
  | 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: 0abdce72525e22b8f6f6edb37652ad25087c9407fdc1a4348c9f5973b30b48fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "717f0a4a5ba7987a83aba3c62e0f60395cd6f40ac99930614c2e78963e5c06e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-01-19T17:02:26Z",
    "title_canon_sha256": "ceacbb701269f04a6fee34ea35579fe2c861240726aefb65e0f8acf655607c49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05557",
    "kind": "arxiv",
    "version": 1
  }
}