Pith Number

pith:EMDERBJF

pith:2007:EMDERBJFKYI5M5W65P6N2TUQQP

not attested not anchored not stored refs pending

GRB970228 and a class of GRBs with an initial spikelike emission

Carlo Luciano Bianco, Letizia Caito, Maria Giovanna Dainotti, Maria Grazia Bernardini, Remo Ruffini, Roberto Guida

arxiv:0709.0651 v1 · 2007-09-05 · 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{EMDERBJFKYI5M5W65P6N2TUQQP}

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	2026-05-18T02:16:11.500723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23064885255611d676deebfcdd4e9083dfc41728dcc794834ac685112bb6adcb

Aliases

arxiv: 0709.0651 · arxiv_version: 0709.0651v1 · doi: 10.48550/arxiv.0709.0651 · pith_short_12: EMDERBJFKYI5 · pith_short_16: EMDERBJFKYI5M5W6 · pith_short_8: EMDERBJF

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/EMDERBJFKYI5M5W65P6N2TUQQP \
  | 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: 23064885255611d676deebfcdd4e9083dfc41728dcc794834ac685112bb6adcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db17ac8ad199a4fe358df62d8c1ace282cc9e5968156073b33fb9907c3a30a70",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-05T13:43:33Z",
    "title_canon_sha256": "a37e65a812ac0f71574930017cdb0e90dfdae0a047838ac19aa63b69a4fcab14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.0651",
    "kind": "arxiv",
    "version": 1
  }
}