Pith Number

pith:SQSQEH3U

pith:2006:SQSQEH3UKPF3V5DXYSK7HB3E64

not attested not anchored not stored refs pending

Morphogen Transport in Epithelia

F. Julicher, K. Kruse, M. Gonzalez-Gaitan, P. Pantazis, T. Bollenbach

arxiv:q-bio/0609011 v1 · 2006-09-07 · q-bio.OT · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQSQEH3UKPF3V5DXYSK7HB3E64}

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	2026-05-18T01:38:03.688185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9425021f7453cbbaf477c495f38764f7036a8fff74f5a8a6c8f42fad6bf656a8

Aliases

arxiv: q-bio/0609011 · arxiv_version: q-bio/0609011v1 · doi: 10.48550/arxiv.q-bio/0609011 · pith_short_12: SQSQEH3UKPF3 · pith_short_16: SQSQEH3UKPF3V5DX · pith_short_8: SQSQEH3U

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/SQSQEH3UKPF3V5DXYSK7HB3E64 \
  | 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: 9425021f7453cbbaf477c495f38764f7036a8fff74f5a8a6c8f42fad6bf656a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e69050e3a1f2a439e184fdf474d0868f78c7f79b18c7cf356711b4253cb70bec",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "",
    "primary_cat": "q-bio.OT",
    "submitted_at": "2006-09-07T18:32:45Z",
    "title_canon_sha256": "29de900603e333be0aea986a606908292801bbc70db5af789c6917c60ad87523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0609011",
    "kind": "arxiv",
    "version": 1
  }
}