Pith Number

pith:DILVDKFI

pith:2013:DILVDKFIW27JYUI6QO3DLEH4AV

not attested not anchored not stored refs pending

Optimizing snake locomotion in the plane. II. Large transverse friction

Silas Alben

arxiv:1304.4485 v1 · 2013-04-16 · 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{DILVDKFIW27JYUI6QO3DLEH4AV}

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	2026-05-18T03:27:52.866757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a1751a8a8b6be9c511e83b63590fc0553d3c5f536c95282ffe4bd4f2ef17373

Aliases

arxiv: 1304.4485 · arxiv_version: 1304.4485v1 · doi: 10.48550/arxiv.1304.4485 · pith_short_12: DILVDKFIW27J · pith_short_16: DILVDKFIW27JYUI6 · pith_short_8: DILVDKFI

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/DILVDKFIW27JYUI6QO3DLEH4AV \
  | 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: 1a1751a8a8b6be9c511e83b63590fc0553d3c5f536c95282ffe4bd4f2ef17373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2967c534575072d67224391026a959192f287c4a18e2c26aaf05cc9b5cffc81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-04-16T15:08:50Z",
    "title_canon_sha256": "19afdb105acdbc3b7ac168988ab828e4769f9c6fab5be27e075bf91eef7cbb10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4485",
    "kind": "arxiv",
    "version": 1
  }
}