Pith Number

pith:6F6V6GYM

pith:1999:6F6V6GYMYKD2JGDF5ZNMYGENYC

not attested not anchored not stored refs pending

Discovery of the Optical Transient of the Gamma Ray Burst 990308

A. Bongiovanni, A. Dubuc, A. Levine, A. Oemler, A. Rengstorf, B. Adams, Bradley E. Schaefer, B. Roscherr, C. Abad, C. Bailyn, C. Baltay, C. Briceno, C. Kouveliotou, C. Meegan, C. Sabbey et al, D. Band, D. Frail, D. Hartmann, D. Herrera, D. Smith, F. Della Prugna, F. Fuenmayor, F. Harris, G. Bruzual, G. Magris, G. Paredes, G. Williams, H. Park, I. Ferrin, J. A. Snyder, J. Bloom, J. Hernandez, J. Mateu, J. Musser, K. Honeycutt, K. Hurley, L. Romero, M. Deng, M. Gebhard, M. Rengel, N. Ellmann, O. Naranjo, P. Andrews, P. Butterworth, P. Coppi, P. Rosenzweig, R. Bionta, R. Kippen, R. Pacheco, R. Porrata, S. Barthelmy, S. Djorgovski, S. Kulkarni, s. Muffson, T. Cline, W. Emmet

arxiv:astro-ph/9907235 v3 · 1999-07-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6F6V6GYMYKD2JGDF5ZNMYGENYC}

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	2026-07-04T16:11:26.484310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f17d5f1b0cc287a49865ee5acc188dc0858657ee12051d4f683f6ea1711d61b4

Aliases

arxiv: astro-ph/9907235 · arxiv_version: astro-ph/9907235v3 · doi: 10.48550/arxiv.astro-ph/9907235 · pith_short_12: 6F6V6GYMYKD2 · pith_short_16: 6F6V6GYMYKD2JGDF · pith_short_8: 6F6V6GYM

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/6F6V6GYMYKD2JGDF5ZNMYGENYC \
  | 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: f17d5f1b0cc287a49865ee5acc188dc0858657ee12051d4f683f6ea1711d61b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eec3574633ce0a711777a0ee87dc7e66e009f6518eb3f20daa76a12de166eb2c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-07-16T21:51:15Z",
    "title_canon_sha256": "636c11641c40e4a29112cd08c4970cde5faec29002461437581afb5a462eb289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9907235",
    "kind": "arxiv",
    "version": 3
  }
}