Pith Number

pith:IR7SEXLQ

pith:2014:IR7SEXLQIFNAN5HRUYLMAGXOUZ

not attested not anchored not stored refs pending

A Hadwiger Theorem for Simplicial Maps

Matthew L. Wright, P. Christopher Staecker

arxiv:1402.6391 v1 · 2014-02-26 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IR7SEXLQIFNAN5HRUYLMAGXOUZ}

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	2026-05-18T02:57:44.622167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

447f225d70415a06f4f1a616c01aeea64a8f28fe6f4c016baffbca79f7ce7989

Aliases

arxiv: 1402.6391 · arxiv_version: 1402.6391v1 · doi: 10.48550/arxiv.1402.6391 · pith_short_12: IR7SEXLQIFNA · pith_short_16: IR7SEXLQIFNAN5HR · pith_short_8: IR7SEXLQ

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/IR7SEXLQIFNAN5HRUYLMAGXOUZ \
  | 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: 447f225d70415a06f4f1a616c01aeea64a8f28fe6f4c016baffbca79f7ce7989

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2948b1b20d4b4b2066d10319d88c2668bf25be1d37009bdce37925c18d7fc9f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-02-26T02:08:32Z",
    "title_canon_sha256": "ac5299dd302780f30104eeb5e93e49e91ea1cec0ec1a3f1aea92832cf3f34f8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6391",
    "kind": "arxiv",
    "version": 1
  }
}