Pith Number

pith:WRWJ4UCR

pith:2005:WRWJ4UCRFCYEAY2PGJGUQJYN44

not attested not anchored not stored refs pending

Features and dimensions: Motion estimation in fly vision

Rob R. de Ruyter van Steveninck, William Bialek

arxiv:q-bio/0505003 v1 · 2005-05-02 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WRWJ4UCRFCYEAY2PGJGUQJYN44}

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	2026-07-04T14:45:24.082981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b46c9e505128b040634f324d48270de71a1310f58481abac6ac2ae6047e1bc14

Aliases

arxiv: q-bio/0505003 · arxiv_version: q-bio/0505003v1 · doi: 10.48550/arxiv.q-bio/0505003 · pith_short_12: WRWJ4UCRFCYE · pith_short_16: WRWJ4UCRFCYEAY2P · pith_short_8: WRWJ4UCR

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/WRWJ4UCRFCYEAY2PGJGUQJYN44 \
  | 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: b46c9e505128b040634f324d48270de71a1310f58481abac6ac2ae6047e1bc14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b41314e2dbabce7f02dc746c43e82e74281e6804087be18003743ab836540a4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2005-05-02T22:02:58Z",
    "title_canon_sha256": "7fd24955914603cd6b4fc0dca51eb3d8e1c2191265c2fd3f7dd1e659ab4bbe8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0505003",
    "kind": "arxiv",
    "version": 1
  }
}