Pith Number

pith:5SEUDNE7

pith:2012:5SEUDNE74QYXMFPFEPKMBOXX2C

not attested not anchored not stored refs pending

Midair collisions enhance saltation

Hans J. Herrmann, Marcus V. Carneiro, Nuno A. M. Ara\'ujo, Thomas P\"ahtz

arxiv:1212.4603 v3 · 2012-12-19 · physics.ao-ph · cond-mat.soft · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5SEUDNE74QYXMFPFEPKMBOXX2C}

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	2026-05-18T01:34:59.536237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8941b49fe4317615e523d4c0baf7d08c1e99025871da306f74764b7c36af74

Aliases

arxiv: 1212.4603 · arxiv_version: 1212.4603v3 · doi: 10.48550/arxiv.1212.4603 · pith_short_12: 5SEUDNE74QYX · pith_short_16: 5SEUDNE74QYXMFPF · pith_short_8: 5SEUDNE7

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/5SEUDNE74QYXMFPFEPKMBOXX2C \
  | 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: ec8941b49fe4317615e523d4c0baf7d08c1e99025871da306f74764b7c36af74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f01c9c03943483cba01ea26bedbddc9d6788cee129cdf53b11312aef94d5e37",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2012-12-19T09:09:06Z",
    "title_canon_sha256": "4d9ab9e4941275cdb9d3b377a559386296a3e736cf23ab9dc63bb162a2a88698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4603",
    "kind": "arxiv",
    "version": 3
  }
}