Pith Number

pith:5C3E2Y7O

pith:2014:5C3E2Y7OVMDNUQF4TZSPA6AKEF

not attested not anchored not stored refs pending

Some examples of non-rectifiable, repetitive Delone sets

Andr\'es Navas, Mar\'ia Isabel Cortez

arxiv:1401.7927 v2 · 2014-01-30 · math.MG · math.DS · 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{5C3E2Y7OVMDNUQF4TZSPA6AKEF}

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	2026-05-18T01:04:14.942578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8b64d63eeab06da40bc9e64f0780a21469a397a644160367ad54334f0cd6d66

Aliases

arxiv: 1401.7927 · arxiv_version: 1401.7927v2 · doi: 10.48550/arxiv.1401.7927 · pith_short_12: 5C3E2Y7OVMDN · pith_short_16: 5C3E2Y7OVMDNUQF4 · pith_short_8: 5C3E2Y7O

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/5C3E2Y7OVMDNUQF4TZSPA6AKEF \
  | 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: e8b64d63eeab06da40bc9e64f0780a21469a397a644160367ad54334f0cd6d66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4df70c3da719d945ff472af112bb50c250aa877b605a527abf188042b094cc1d",
    "cross_cats_sorted": [
      "math.DS",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-01-30T17:19:39Z",
    "title_canon_sha256": "8e2e4ef6c6fcac83c6bba8593404a41139ded43cded643904158bd27de877e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7927",
    "kind": "arxiv",
    "version": 2
  }
}