Pith Number

pith:ZQA6IPU6

pith:2017:ZQA6IPU64NZOQJ63O3OTTGU3GW

not attested not anchored not stored refs pending

Rank of ordinary webs in codimension one. An effective method

Daniel Lehmann, Jean Paul Dufour

arxiv:1703.03725 v1 · 2017-03-10 · 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{ZQA6IPU64NZOQJ63O3OTTGU3GW}

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	2026-05-18T00:48:55.973104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc01e43e9ee372e827db76dd399a9b35843e59855fa6bc6894edaaf6fc6a49f3

Aliases

arxiv: 1703.03725 · arxiv_version: 1703.03725v1 · doi: 10.48550/arxiv.1703.03725 · pith_short_12: ZQA6IPU64NZO · pith_short_16: ZQA6IPU64NZOQJ63 · pith_short_8: ZQA6IPU6

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/ZQA6IPU64NZOQJ63O3OTTGU3GW \
  | 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: cc01e43e9ee372e827db76dd399a9b35843e59855fa6bc6894edaaf6fc6a49f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13916e60d83f88175017b9527a7905a2f52531e9f275bc7dbd0e2cf7268bb4f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-03-10T15:46:57Z",
    "title_canon_sha256": "3411736ee78ab47ad2989e4ec0b6ed3cc6ec72f298c62dacfa43f3ecf952e2eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03725",
    "kind": "arxiv",
    "version": 1
  }
}