Pith Number

pith:DJBLEWS5

pith:2004:DJBLEWS5RNWHYUCTI355UJIAYI

not attested not anchored not stored refs pending

Triangulations of 3-dimensional pseudomanifolds with an application to state-sum invariants

Greg Friedman, Markus Banagl

arxiv:math/0408156 v1 · 2004-08-11 · math.GT · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJBLEWS5RNWHYUCTI355UJIAYI}

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	2026-05-18T02:41:32.360993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a42b25a5d8b6c7c505346fbda2500c232b965cc102c96eb8830a1ef3c94c0b1

Aliases

arxiv: math/0408156 · arxiv_version: math/0408156v1 · doi: 10.48550/arxiv.math/0408156 · pith_short_12: DJBLEWS5RNWH · pith_short_16: DJBLEWS5RNWHYUCT · pith_short_8: DJBLEWS5

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/DJBLEWS5RNWHYUCTI355UJIAYI \
  | 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: 1a42b25a5d8b6c7c505346fbda2500c232b965cc102c96eb8830a1ef3c94c0b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00751da8bb69670b968fde53d24c94da17d4a1e0f330d0085e150e82ad9b9723",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2004-08-11T20:18:52Z",
    "title_canon_sha256": "9cc70e9c93e8e9e7e81a9094299893f634d0d1ac2e6213ec1c5d24aad5d86eaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0408156",
    "kind": "arxiv",
    "version": 1
  }
}