Pith Number

pith:FEXEREUY

pith:2007:FEXEREUYHXZ436ZWSESRTPCBJU

not attested not anchored not stored refs pending

Black Stars and Gamma Ray Bursts

Tanmay Vachaspati

arxiv:0706.1203 v2 · 2007-06-08 · astro-ph · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEXEREUYHXZ436ZWSESRTPCBJU}

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	2026-05-18T01:18:57.810344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292e4892983df3cdfb36912519bc414d2bc2c0178d60ce3dada1ee5370ea1ac2

Aliases

arxiv: 0706.1203 · arxiv_version: 0706.1203v2 · doi: 10.48550/arxiv.0706.1203 · pith_short_12: FEXEREUYHXZ4 · pith_short_16: FEXEREUYHXZ436ZW · pith_short_8: FEXEREUY

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/FEXEREUYHXZ436ZWSESRTPCBJU \
  | 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: 292e4892983df3cdfb36912519bc414d2bc2c0178d60ce3dada1ee5370ea1ac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ea560c54cea4035bd664c50e71ea9e46a8d470a0fed353b93f9f191d55d3914",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-08T16:46:20Z",
    "title_canon_sha256": "380ae9a52deee8a500762f3d01d02563c8edd4006dac2f7240e92e2cac1c7a19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.1203",
    "kind": "arxiv",
    "version": 2
  }
}