Pith Number

pith:PVHTSOMN

pith:1999:PVHTSOMNWKJXBMPRJ6AOSGLLRQ

not attested not anchored not stored refs pending

Synchrotron Radiation as the Source of GRB Spectra, Part I: Theory

Nicole M. Lloyd-Ronning (Stanford University), Vahe' Petrosian (Stanford University)

arxiv:astro-ph/9912205 v1 · 1999-12-09 · 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{PVHTSOMNWKJXBMPRJ6AOSGLLRQ}

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	2026-05-18T00:01:32.885174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d4f39398db29370b1f14f80e9196b8c33ddcf40602310257803b83ead77d89f

Aliases

arxiv: astro-ph/9912205 · arxiv_version: astro-ph/9912205v1 · doi: 10.48550/arxiv.astro-ph/9912205 · pith_short_12: PVHTSOMNWKJX · pith_short_16: PVHTSOMNWKJXBMPR · pith_short_8: PVHTSOMN

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/PVHTSOMNWKJXBMPRJ6AOSGLLRQ \
  | 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: 7d4f39398db29370b1f14f80e9196b8c33ddcf40602310257803b83ead77d89f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17e0610a8c1eebee61db76b0730258f209d7f9b71604b2de7b4509ebb4b96216",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-12-09T20:22:25Z",
    "title_canon_sha256": "2d95309f1be8ed3cb02a60b53dde62b806c7853aa133c93f3163c968cc4f37d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9912205",
    "kind": "arxiv",
    "version": 1
  }
}