Pith Number

pith:SYRQLJWG

pith:2009:SYRQLJWGEDF5JBMC5SNIOMJYVX

not attested not anchored not stored refs pending

New Discoveries in Cosmology and Fundamental Physics through Advances in Laboratory Astrophysics

AAS WGLA: Nancy Brickhouse, Adam Frank, Daniel Wolf Savin, Eric Herbst, Farid Salama, Gary Ferland, John Cowan, Keith Olive, Lucy Ziurys, Paul Drake, Steven Federman

arxiv:0902.4666 v1 · 2009-02-26 · astro-ph.IM · 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{SYRQLJWGEDF5JBMC5SNIOMJYVX}

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	2026-05-18T03:48:02.852279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

962305a6c620cbd48582ec9a873138adf003ac79fdcbaf40526925a7402897cb

Aliases

arxiv: 0902.4666 · arxiv_version: 0902.4666v1 · doi: 10.48550/arxiv.0902.4666 · pith_short_12: SYRQLJWGEDF5 · pith_short_16: SYRQLJWGEDF5JBMC · pith_short_8: SYRQLJWG

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/SYRQLJWGEDF5JBMC5SNIOMJYVX \
  | 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: 962305a6c620cbd48582ec9a873138adf003ac79fdcbaf40526925a7402897cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf32719d7e1295509a955d88a72b9da94de5d39ea63c8d83a307e2528a1ecbef",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-02-26T18:54:30Z",
    "title_canon_sha256": "0d88940d75e844afc19737520c0702554be455aadadf8e734a2ad8f7e6d8da26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4666",
    "kind": "arxiv",
    "version": 1
  }
}