Pith Number

pith:CCB7RXLA

pith:2009:CCB7RXLA54UMB3HMYGODC7DSTX

not attested not anchored not stored refs pending

Fermi Observations of GRB 090902B: A Distinct Spectral Component in the Prompt and Delayed Emission

The Fermi/GBM collaboration, The Fermi/LAT Collaborations, The Swift Team

arxiv:0909.2470 v2 · 2009-09-14 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCB7RXLA54UMB3HMYGODC7DSTX}

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.

Cited by

1 paper in Pith

Deep Newtonian Afterglows: Theoretical Light Curves for Quasi-spherical Outflows

Receipt and verification

First computed	2026-07-04T17:23:32.136446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1083f8dd60ef28c0ececc19c317c729df48bd756627fbf1350fceff29a5acadf

Aliases

arxiv: 0909.2470 · arxiv_version: 0909.2470v2 · doi: 10.48550/arxiv.0909.2470 · pith_short_12: CCB7RXLA54UM · pith_short_16: CCB7RXLA54UMB3HM · pith_short_8: CCB7RXLA

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/CCB7RXLA54UMB3HMYGODC7DSTX \
  | 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: 1083f8dd60ef28c0ececc19c317c729df48bd756627fbf1350fceff29a5acadf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "862540da56d36b18b284b3e7277f6a3ba9348de3c81017fa25397acdf10f23b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-09-14T19:42:55Z",
    "title_canon_sha256": "b9a6aac8ef47c57764bf6f0878645bfbe9f828b1dba8b9f2d87174a65d1eef25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2470",
    "kind": "arxiv",
    "version": 2
  }
}