Pith Number

pith:WDZI7C7T

pith:2017:WDZI7C7TIICPESV2JUJ2WC4Q7R

not attested not anchored not stored refs pending

An enumeration process for racks

Jim Hoste, Patrick D. Shanahan

arxiv:1707.01519 v3 · 2017-07-05 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDZI7C7TIICPESV2JUJ2WC4Q7R}

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	2026-05-18T00:17:35.445634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0f28f8bf34204f24aba4d13ab0b90fc4d051e979b21203f9682b9532f684760

Aliases

arxiv: 1707.01519 · arxiv_version: 1707.01519v3 · doi: 10.48550/arxiv.1707.01519 · pith_short_12: WDZI7C7TIICP · pith_short_16: WDZI7C7TIICPESV2 · pith_short_8: WDZI7C7T

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/WDZI7C7TIICPESV2JUJ2WC4Q7R \
  | 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: b0f28f8bf34204f24aba4d13ab0b90fc4d051e979b21203f9682b9532f684760

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a9dfc16d82b971170a696abda7ba153a451e866c797de1fddb60ad88f14f6df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-07-05T18:08:57Z",
    "title_canon_sha256": "7d2c8f3762cf2077e962ca8b1b21aa6abaa2f88ef8d46b3931b5810fed7a5125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01519",
    "kind": "arxiv",
    "version": 3
  }
}