Pith Number

pith:T67T232P

pith:2007:T67T232PJLEISGDTYZG2MQS57H

not attested not anchored not stored refs pending

Conley: Computing connection matrices in Maple

Daniel Robertz, Mohamed Barakat

arxiv:math/0701173 v2 · 2007-01-05 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T67T232PJLEISGDTYZG2MQS57H}

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	2026-05-18T00:55:52.458693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fbf3d6f4f4ac8891873c64da6425df9d5db3789807d859ab5de93f8afb5a6a3

Aliases

arxiv: math/0701173 · arxiv_version: math/0701173v2 · doi: 10.48550/arxiv.math/0701173 · pith_short_12: T67T232PJLEI · pith_short_16: T67T232PJLEISGDT · pith_short_8: T67T232P

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/T67T232PJLEISGDTYZG2MQS57H \
  | 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: 9fbf3d6f4f4ac8891873c64da6425df9d5db3789807d859ab5de93f8afb5a6a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d9e5db7094c98beeabbce9bb107f83c56f9da3b52ad6546addcaf181bdb67ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "2007-01-05T17:51:58Z",
    "title_canon_sha256": "9f4dfa5898479ae5bffaf75e099e5d49c38268b8781be00b26723db6bb177b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0701173",
    "kind": "arxiv",
    "version": 2
  }
}