Pith Number

pith:GUOUSS3I

pith:2022:GUOUSS3ILGYTHYI5JRNPUCPCG7

not attested not anchored not stored refs pending

Homology of homologous knotted proteins

Agnese Barbensi, Christopher Uren, Gabriel Moryoussef, Heather A. Harrington, Katherine Benjamin, Lamisah Mukta, Ulrike Tillmann

arxiv:2201.07709 v1 · 2022-01-19 · math.AT · math.GT · q-bio.BM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUOUSS3ILGYTHYI5JRNPUCPCG7}

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	2026-07-05T03:49:49.871869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

351d494b6859b133e11d4c5afa09e237f4265f437a6c4f046b615943c3ee1610

Aliases

arxiv: 2201.07709 · arxiv_version: 2201.07709v1 · doi: 10.48550/arxiv.2201.07709 · pith_short_12: GUOUSS3ILGYT · pith_short_16: GUOUSS3ILGYTHYI5 · pith_short_8: GUOUSS3I

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/GUOUSS3ILGYTHYI5JRNPUCPCG7 \
  | 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: 351d494b6859b133e11d4c5afa09e237f4265f437a6c4f046b615943c3ee1610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "987ed6368f9b7074d7af739cda98d96e8627f11c0224a47477dc98dc7fdb7001",
    "cross_cats_sorted": [
      "math.GT",
      "q-bio.BM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2022-01-19T16:51:01Z",
    "title_canon_sha256": "3cf4ccbca85c3b795f0f0ef8b2bb8b64e2341c58729f72a926a764e9950066b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.07709",
    "kind": "arxiv",
    "version": 1
  }
}