Pith Number

pith:3P2HBQNU

pith:2015:3P2HBQNUISN7SNSUEWAZMCOLIE

not attested not anchored not stored refs pending

Pitch Perfect: How Fruit Flies Control their Body Pitch Angle

Itai Cohen, Luca Canale, Samuel C. Whitehead, Tsevi Beatus

arxiv:1503.06507 v1 · 2015-03-23 · physics.bio-ph · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3P2HBQNUISN7SNSUEWAZMCOLIE}

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	2026-05-18T02:20:18.378997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbf470c1b4449bf9365425819609cb410ae70d578c1fbb0e4a41c290f5e7af27

Aliases

arxiv: 1503.06507 · arxiv_version: 1503.06507v1 · doi: 10.48550/arxiv.1503.06507 · pith_short_12: 3P2HBQNUISN7 · pith_short_16: 3P2HBQNUISN7SNSU · pith_short_8: 3P2HBQNU

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/3P2HBQNUISN7SNSUEWAZMCOLIE \
  | 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: dbf470c1b4449bf9365425819609cb410ae70d578c1fbb0e4a41c290f5e7af27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b9582375fe9c9df56ba072eed5ba5ba76ba76beb8b5d860f8c588debb2f495e",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2015-03-23T01:38:57Z",
    "title_canon_sha256": "d101d536d5a0e7750cf83472c7992066eb92e4f0cf785aa73f79985b848dce5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06507",
    "kind": "arxiv",
    "version": 1
  }
}