Pith Number

pith:MTECWKWE

pith:1993:MTECWKWEQDFC6N3CB352CMYPN7

not attested not anchored not stored refs pending

Radio and Optical Emission, Spectral Shapes and Breaks in GRB

J. I. Katz

arxiv:astro-ph/9311015 v1 · 1993-11-03 · 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{MTECWKWEQDFC6N3CB352CMYPN7}

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	2026-05-18T01:40:26.444964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c82b2ac480ca2f37620efba1330f6fef3ee31c7f285b02b0b2db5c1cbcf777

Aliases

arxiv: astro-ph/9311015 · arxiv_version: astro-ph/9311015v1 · doi: 10.48550/arxiv.astro-ph/9311015 · pith_short_12: MTECWKWEQDFC · pith_short_16: MTECWKWEQDFC6N3C · pith_short_8: MTECWKWE

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/MTECWKWEQDFC6N3CB352CMYPN7 \
  | 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: 64c82b2ac480ca2f37620efba1330f6fef3ee31c7f285b02b0b2db5c1cbcf777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c261b2ad025d518a15416c348658779d7861b7ec37fabec6f92c994294f6875",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1993-11-03T21:21:53Z",
    "title_canon_sha256": "5f2e1371ca5493c02780933b540d8359f61db2c1f3ba1b6d7d2dbc0f2ae901b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9311015",
    "kind": "arxiv",
    "version": 1
  }
}