Pith Number

pith:DCRVLPAO

pith:2009:DCRVLPAOQMTKNDHJS3JR3SQKTI

not attested not anchored not stored refs pending

Could the GRB-Supernovae GRB 031203 and XRF 060218 be Cosmic Twins?

Derek B. Fox, Lu Feng

arxiv:0908.0733 v2 · 2009-08-05 · astro-ph.HE · 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{DCRVLPAOQMTKNDHJS3JR3SQKTI}

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	2026-05-18T02:12:44.293438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18a355bc0e8326a68ce996d31dca0a9a32d4419afc80883912ad10bbf04f2552

Aliases

arxiv: 0908.0733 · arxiv_version: 0908.0733v2 · doi: 10.48550/arxiv.0908.0733 · pith_short_12: DCRVLPAOQMTK · pith_short_16: DCRVLPAOQMTKNDHJ · pith_short_8: DCRVLPAO

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/DCRVLPAOQMTKNDHJS3JR3SQKTI \
  | 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: 18a355bc0e8326a68ce996d31dca0a9a32d4419afc80883912ad10bbf04f2552

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07493f665f3f4e51799d2fe932b612165199b80b9d4d4160698d2c430abbc1e9",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-08-05T20:01:04Z",
    "title_canon_sha256": "d9a942d3f490432acb51e51c13bd908cf5a663125aa37ee87f1d193766a64604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.0733",
    "kind": "arxiv",
    "version": 2
  }
}