Pith Number

pith:R4U2GSW2

pith:2015:R4U2GSW2ZYUH5S64PM2UW6IL2V

not attested not anchored not stored refs pending

Cold condensation of dust in the ISM

Cornelia J\"ager, Ga\"el Rouill\'e, Melinda Krebsz, Serge A. Krasnokutski, Thomas Henning

arxiv:1502.00388 v1 · 2015-02-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4U2GSW2ZYUH5S64PM2UW6IL2V}

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	2026-05-18T02:28:06.084577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f29a34adace287ecbdc7b354b790bd56e113f2957edbabdb3f1451a4fabe7ca

Aliases

arxiv: 1502.00388 · arxiv_version: 1502.00388v1 · doi: 10.48550/arxiv.1502.00388 · pith_short_12: R4U2GSW2ZYUH · pith_short_16: R4U2GSW2ZYUH5S64 · pith_short_8: R4U2GSW2

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/R4U2GSW2ZYUH5S64PM2UW6IL2V \
  | 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: 8f29a34adace287ecbdc7b354b790bd56e113f2957edbabdb3f1451a4fabe7ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a90e67ebee7ea0f8d18258f687714d80ebcb36ae5f76fe940a8053b81d51c357",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-02-02T07:48:47Z",
    "title_canon_sha256": "a2e27a2591f98a7374da35de87d5086152b820d33fe100c564286b10b550c780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00388",
    "kind": "arxiv",
    "version": 1
  }
}