Pith Number

pith:GRON6VND

pith:2011:GRON6VND7W3NBVAZ56EPOWKUIQ

not attested not anchored not stored refs pending

Star formation history of barred disc galaxies

Brad K. Gibson (UCLan), Isabel Perez (UGr), Patricia Sanchez-Blazquez (UAM), Pierre Ocvirk (Strasbourg), Reynier F. Peletier (Kapteyn Institute)

arxiv:1103.3796 v1 · 2011-03-19 · 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{GRON6VND7W3NBVAZ56EPOWKUIQ}

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	2026-05-18T02:02:49.301514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

345cdf55a3fdb6d0d419ef88f75954442e5b6c501ee2dae32305a0e6bf210be0

Aliases

arxiv: 1103.3796 · arxiv_version: 1103.3796v1 · doi: 10.48550/arxiv.1103.3796 · pith_short_12: GRON6VND7W3N · pith_short_16: GRON6VND7W3NBVAZ · pith_short_8: GRON6VND

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/GRON6VND7W3NBVAZ56EPOWKUIQ \
  | 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: 345cdf55a3fdb6d0d419ef88f75954442e5b6c501ee2dae32305a0e6bf210be0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aededd5e1ea857b6f41e4f42cab5214ea46ba8c67ac14f097a658be6e82646d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-19T17:19:25Z",
    "title_canon_sha256": "132088c4ea18e62432b8e2c99840b8fe93241827725f3d49886ea6d79e611d24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3796",
    "kind": "arxiv",
    "version": 1
  }
}