Pith Number

pith:XDEURDGI

pith:2013:XDEURDGI2A7TA7UAVDXJIG5SX2

not attested not anchored not stored refs pending

Trefoil Plumbing

Pierre Dehornoy, Sebastian Baader

arxiv:1308.5866 v1 · 2013-08-27 · 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{XDEURDGI2A7TA7UAVDXJIG5SX2}

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	2026-05-18T01:15:36.596572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8c9488cc8d03f307e80a8ee941bb2be88352f9a72ea3c74c7f6009e6de410cb

Aliases

arxiv: 1308.5866 · arxiv_version: 1308.5866v1 · doi: 10.48550/arxiv.1308.5866 · pith_short_12: XDEURDGI2A7T · pith_short_16: XDEURDGI2A7TA7UA · pith_short_8: XDEURDGI

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/XDEURDGI2A7TA7UAVDXJIG5SX2 \
  | 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: b8c9488cc8d03f307e80a8ee941bb2be88352f9a72ea3c74c7f6009e6de410cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e69755c16a7dcea91ae9f8af029ce411b6f468e496c33f12ac9f1c63448ca20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-08-27T13:31:15Z",
    "title_canon_sha256": "375e860df44f837aeec1a4754f674a3c54cfa435a1a0603e6cb8c0d4507cbec5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5866",
    "kind": "arxiv",
    "version": 1
  }
}