Pith Number

pith:J7OHPISO

pith:2011:J7OHPISOJVD2P2HRRGIXTZDMLR

not attested not anchored not stored refs pending

Uniform bases at non-isolated points and maps

Fucai Lin, Shou Lin

arxiv:1106.4135 v1 · 2011-06-21 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7OHPISOJVD2P2HRRGIXTZDMLR}

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	2026-05-18T04:19:34.030700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fdc77a24e4d47a7e8f1899179e46c5c40d7902abe81b3af1aa4f5ae97a0969a

Aliases

arxiv: 1106.4135 · arxiv_version: 1106.4135v1 · doi: 10.48550/arxiv.1106.4135 · pith_short_12: J7OHPISOJVD2 · pith_short_16: J7OHPISOJVD2P2HR · pith_short_8: J7OHPISO

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/J7OHPISOJVD2P2HRRGIXTZDMLR \
  | 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: 4fdc77a24e4d47a7e8f1899179e46c5c40d7902abe81b3af1aa4f5ae97a0969a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "931e4ede123c64afa76ee62dab5ace8b2143b4e6e4d7bdb4b31b9f8912d485e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2011-06-21T08:44:49Z",
    "title_canon_sha256": "b12fd80a9a59d767c9ec14374ce7a97bcc06ddbcb63e70dfd28a6b1e878827ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.4135",
    "kind": "arxiv",
    "version": 1
  }
}