Pith Number

pith:TCXVT4O2

pith:2014:TCXVT4O2A4XKB24ACPJ6WTH4EN

not attested not anchored not stored refs pending

A local method for posets

Antonio D\'iaz Ramos

arxiv:1403.5500 v2 · 2014-03-21 · math.AT · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCXVT4O2A4XKB24ACPJ6WTH4EN}

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	2026-05-18T01:25:24.760375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98af59f1da072ea0eb8013d3eb4cfc2366091dbb19ea72e9d04cc3e62cf96024

Aliases

arxiv: 1403.5500 · arxiv_version: 1403.5500v2 · doi: 10.48550/arxiv.1403.5500 · pith_short_12: TCXVT4O2A4XK · pith_short_16: TCXVT4O2A4XKB24A · pith_short_8: TCXVT4O2

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/TCXVT4O2A4XKB24ACPJ6WTH4EN \
  | 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: 98af59f1da072ea0eb8013d3eb4cfc2366091dbb19ea72e9d04cc3e62cf96024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0672803e7c6b93238229c525ade4d86a6377d4d50c4a98edd4b90b89883222b7",
    "cross_cats_sorted": [
      "math.CO",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-03-21T15:45:29Z",
    "title_canon_sha256": "2109672122b0fdea3a9bf8cbef5acb3a62d1eda098a503db1f1f2297b02466af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5500",
    "kind": "arxiv",
    "version": 2
  }
}