Pith Number

pith:QTJ5QEF2

pith:2014:QTJ5QEF2NLJRAEBCNPG7PPK426

not attested not anchored not stored refs pending

On rack colorings for surface-knot diagrams without branch points

Kanako Oshiro, Kokoro Tanaka

arxiv:1406.3543 v1 · 2014-06-13 · 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{QTJ5QEF2NLJRAEBCNPG7PPK426}

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	2026-05-18T02:49:46.479112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84d3d810ba6ad31010226bcdf7bd5cd79f8afb93ecf31398ea004887c32fc00e

Aliases

arxiv: 1406.3543 · arxiv_version: 1406.3543v1 · doi: 10.48550/arxiv.1406.3543 · pith_short_12: QTJ5QEF2NLJR · pith_short_16: QTJ5QEF2NLJRAEBC · pith_short_8: QTJ5QEF2

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/QTJ5QEF2NLJRAEBCNPG7PPK426 \
  | 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: 84d3d810ba6ad31010226bcdf7bd5cd79f8afb93ecf31398ea004887c32fc00e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0eb7d84890f79fbef677598172feefc23095872c89eed5cabac114c5aeb314c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-06-13T14:13:08Z",
    "title_canon_sha256": "cbbd8a24f01bcbb02316d8171630050201d50334a8aff56cc030a68f67589eef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3543",
    "kind": "arxiv",
    "version": 1
  }
}