Pith Number

pith:HICZ3XTX

pith:2012:HICZ3XTX52BZ4DXQHWFRSOMAJW

not attested not anchored not stored refs pending

Evolution of star formation and gas

Nick Z. Scoville

arxiv:1210.6990 v2 · 2012-10-25 · astro-ph.CO · 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{HICZ3XTX52BZ4DXQHWFRSOMAJW}

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	2026-05-18T03:41:41.784536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a059dde77ee839e0ef03d8b1939804dba37e7287651a9beaff5a3b464c2e6cc

Aliases

arxiv: 1210.6990 · arxiv_version: 1210.6990v2 · doi: 10.48550/arxiv.1210.6990 · pith_short_12: HICZ3XTX52BZ · pith_short_16: HICZ3XTX52BZ4DXQ · pith_short_8: HICZ3XTX

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/HICZ3XTX52BZ4DXQHWFRSOMAJW \
  | 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: 3a059dde77ee839e0ef03d8b1939804dba37e7287651a9beaff5a3b464c2e6cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a5f311b29387dc2ca8a782c623e020db9c2b2672c364f584204e47f9ca508ff",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-25T20:02:51Z",
    "title_canon_sha256": "bb8283a5bf587d197f19b5977ada21e825db92588c1b1b65323ed1a392817cdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6990",
    "kind": "arxiv",
    "version": 2
  }
}