Pith Number

pith:OMYQJZFJ

pith:2011:OMYQJZFJUZUINK4EPZ2DNFCJWA

not attested not anchored not stored refs pending

Micrometer-sized ice particles for planetary-science experiments - I. Preparation, critical rolling friction force, and specific surface energy

Bastian Gundlach, Eike Beitz, J\"urgen Blum, Stephan Kilias

arxiv:1102.0430 v3 · 2011-02-02 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMYQJZFJUZUINK4EPZ2DNFCJWA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:03:17.597355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

733104e4a9a66886ab847e74369449b0137088d373b6c4a0aafd9cf74daee8eb

Aliases

arxiv: 1102.0430 · arxiv_version: 1102.0430v3 · doi: 10.48550/arxiv.1102.0430 · pith_short_12: OMYQJZFJUZUI · pith_short_16: OMYQJZFJUZUINK4E · pith_short_8: OMYQJZFJ

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/OMYQJZFJUZUINK4EPZ2DNFCJWA \
  | 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: 733104e4a9a66886ab847e74369449b0137088d373b6c4a0aafd9cf74daee8eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97a0ef1b16db22ec930d6de6c422f460595a257c5760c2636fee2158262e9127",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-02-02T14:02:25Z",
    "title_canon_sha256": "1f5e55a515706b1c1cec0c0c2241cd7ccf354efbe4d94e47658378e4573a8f95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0430",
    "kind": "arxiv",
    "version": 3
  }
}