Pith Number

pith:JTOVUHAO

pith:2012:JTOVUHAOIKKXOWFPQ5X4AVXO7W

not attested not anchored not stored refs pending

Why don't clumps of cirrus dust gravitationally collapse?

Carl H. Gibson, N. Chandra Wickramasinghe, Rudolph E. Schild, Theo M. Nieuwenhuizen

arxiv:1210.1103 v1 · 2012-10-02 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTOVUHAOIKKXOWFPQ5X4AVXO7W}

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	2026-05-18T01:54:11.100521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cdd5a1c0e42957758af876fc056eefd9da0d0c3b5befe246ca6262c50f26004

Aliases

arxiv: 1210.1103 · arxiv_version: 1210.1103v1 · doi: 10.48550/arxiv.1210.1103 · pith_short_12: JTOVUHAOIKKX · pith_short_16: JTOVUHAOIKKXOWFP · pith_short_8: JTOVUHAO

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/JTOVUHAOIKKXOWFPQ5X4AVXO7W \
  | 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: 4cdd5a1c0e42957758af876fc056eefd9da0d0c3b5befe246ca6262c50f26004

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05b12b2857ab832d53d0d4612b9d05c2af88494f085b396164ea062cc0934bdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-02T18:12:09Z",
    "title_canon_sha256": "411acd88ee63fdf2d4ca4ada7d7fc3ed9a22a8b247a9d76ba7139a3850baa29a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1103",
    "kind": "arxiv",
    "version": 1
  }
}