Pith Number

pith:OUDEZ2OV

pith:2002:OUDEZ2OVEJPS7BDFTTH5RDWNGN

not attested not anchored not stored refs pending

Timing and Counting Precision in the Blowfly Visual System

Rob de Ruyter van Steveninck, William Bialek

arxiv:physics/0202014 v1 · 2002-02-05 · physics.bio-ph · 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{OUDEZ2OVEJPS7BDFTTH5RDWNGN}

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	2026-07-04T14:43:35.143809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75064ce9d5225f2f84659ccfd88ecd334a072b47368e5ff460858882b0aa7ce9

Aliases

arxiv: physics/0202014 · arxiv_version: physics/0202014v1 · doi: 10.48550/arxiv.physics/0202014 · pith_short_12: OUDEZ2OVEJPS · pith_short_16: OUDEZ2OVEJPS7BDF · pith_short_8: OUDEZ2OV

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/OUDEZ2OVEJPS7BDFTTH5RDWNGN \
  | 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: 75064ce9d5225f2f84659ccfd88ecd334a072b47368e5ff460858882b0aa7ce9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "460628536beb557d3df104cf47c9831cc1e053094c2217159bedb867e5ff29ff",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2002-02-05T06:47:32Z",
    "title_canon_sha256": "79a0736154a1b0ab74223d21fa6844eb90820c620452439669e51315cf365bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0202014",
    "kind": "arxiv",
    "version": 1
  }
}