Pith Number

pith:XS5GYMLR

pith:2012:XS5GYMLRIXUMBX53GTRY6YBM5R

not attested not anchored not stored refs pending

The Theory of Pseudoknots

Allison Henrich, Elizabeth Minten, Lee Johnson, Ljiljana Radovic, Rebecca Hoberg, Slavik Jablan

arxiv:1210.6934 v2 · 2012-10-25 · 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{XS5GYMLRIXUMBX53GTRY6YBM5R}

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	2026-05-18T03:12:09.046135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcba6c317145e8c0dfbb34e38f602cec5a4352687edb94df3541c8e0a7f79615

Aliases

arxiv: 1210.6934 · arxiv_version: 1210.6934v2 · doi: 10.48550/arxiv.1210.6934 · pith_short_12: XS5GYMLRIXUM · pith_short_16: XS5GYMLRIXUMBX53 · pith_short_8: XS5GYMLR

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/XS5GYMLRIXUMBX53GTRY6YBM5R \
  | 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: bcba6c317145e8c0dfbb34e38f602cec5a4352687edb94df3541c8e0a7f79615

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aa246d12fbb446281fe60bdf92fbb159031058c2c0b248ff8cda172e76c0053",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2012-10-25T18:23:32Z",
    "title_canon_sha256": "bb9b97a41531ec28d1b65165e9f6c541e7ac3cdf2dfc62d8324927ee0bdce9fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6934",
    "kind": "arxiv",
    "version": 2
  }
}