Pith Number

pith:AIFJVDAX

pith:2013:AIFJVDAXV23D6XEYCN2IUXYF4F

not attested not anchored not stored refs pending

Supercoiled Tangles and Stick Numbers of 2-bridge Links

Erik Insko, Rolland Trapp

arxiv:1308.0709 v1 · 2013-08-03 · 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{AIFJVDAXV23D6XEYCN2IUXYF4F}

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	2026-05-18T03:16:48.433410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

020a9a8c17aeb63f5c9813748a5f05e145de5d0511ce34125bf2a836c09a5556

Aliases

arxiv: 1308.0709 · arxiv_version: 1308.0709v1 · doi: 10.48550/arxiv.1308.0709 · pith_short_12: AIFJVDAXV23D · pith_short_16: AIFJVDAXV23D6XEY · pith_short_8: AIFJVDAX

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/AIFJVDAXV23D6XEYCN2IUXYF4F \
  | 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: 020a9a8c17aeb63f5c9813748a5f05e145de5d0511ce34125bf2a836c09a5556

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8d716f5723967079bab2455fb98a03c366511568add1d3fe33bb3fc8734a13a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-08-03T15:51:05Z",
    "title_canon_sha256": "2266247049507c012894f27e9c0c79c80ae3fdab7b699ebd34c06a407bc7b388"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0709",
    "kind": "arxiv",
    "version": 1
  }
}