Pith Number

pith:AGND4SXW

pith:2010:AGND4SXWGBOR7LXJQDCF5B4ZON

not attested not anchored not stored refs pending

Thermal soaring flight of birds and unmanned aerial vehicles

M\'at\'e Nagy, Severin Leven, Tam\'as Vicsek, Zsuzsa \'Akos

arxiv:1012.0434 v1 · 2010-12-02 · physics.bio-ph · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AGND4SXWGBOR7LXJQDCF5B4ZON}

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	2026-05-18T04:34:17.832532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

019a3e4af6305d1faee980c45e879973778979af2d6d4e0de173db5679bbd88b

Aliases

arxiv: 1012.0434 · arxiv_version: 1012.0434v1 · doi: 10.48550/arxiv.1012.0434 · pith_short_12: AGND4SXWGBOR · pith_short_16: AGND4SXWGBOR7LXJ · pith_short_8: AGND4SXW

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/AGND4SXWGBOR7LXJQDCF5B4ZON \
  | 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: 019a3e4af6305d1faee980c45e879973778979af2d6d4e0de173db5679bbd88b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d55668c7cdb8b21e3c7168525bae3fdb137c30b1bb6a734ec6d914f70793686",
    "cross_cats_sorted": [
      "q-bio.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2010-12-02T14:42:21Z",
    "title_canon_sha256": "05a1c09dbc27b5148647d4de56c4830bb6f426d7be6d6fc1a1e7b3f50c000ba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0434",
    "kind": "arxiv",
    "version": 1
  }
}