Pith Number

pith:IB3IPMPY

pith:2014:IB3IPMPY3NFIBT3NTGHUNVCDWN

not attested not anchored not stored refs pending

The AJ-conjecture and cabled knots over the figure eight knot

Dennis Ruppe

arxiv:1405.3887 v3 · 2014-05-15 · 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{IB3IPMPY3NFIBT3NTGHUNVCDWN}

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	2026-05-18T02:18:49.810240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

407687b1f8db4a80cf6d998f46d443b364435f4d248cfc3c128133ef7921fa02

Aliases

arxiv: 1405.3887 · arxiv_version: 1405.3887v3 · doi: 10.48550/arxiv.1405.3887 · pith_short_12: IB3IPMPY3NFI · pith_short_16: IB3IPMPY3NFIBT3N · pith_short_8: IB3IPMPY

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/IB3IPMPY3NFIBT3NTGHUNVCDWN \
  | 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: 407687b1f8db4a80cf6d998f46d443b364435f4d248cfc3c128133ef7921fa02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40516282160d4c1952afc8483bb992acd3ddc957b3381c2742a7a91900979b25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-05-15T15:43:50Z",
    "title_canon_sha256": "ed27e50400c10e7cfc15796c6201c97ebd5f1317cf4272224c4c456eab28a27f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3887",
    "kind": "arxiv",
    "version": 3
  }
}