Pith Number

pith:SUBRYDFM

pith:1997:SUBRYDFMK4S4ZNSLPFORZFMUZX

not attested not anchored not stored refs pending

Can internal shocks produce the variability in GRBs?

Re'em Sari, Shiho Kobayashi, Tsvi Piran

arxiv:astro-ph/9705013 v1 · 1997-05-04 · 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{SUBRYDFMK4S4ZNSLPFORZFMUZX}

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	2026-05-18T01:40:17.565199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95031c0cac5725ccb64b795d1c9594cde5639e0834bf65e1024abd92ac07c009

Aliases

arxiv: astro-ph/9705013 · arxiv_version: astro-ph/9705013v1 · doi: 10.48550/arxiv.astro-ph/9705013 · pith_short_12: SUBRYDFMK4S4 · pith_short_16: SUBRYDFMK4S4ZNSL · pith_short_8: SUBRYDFM

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/SUBRYDFMK4S4ZNSLPFORZFMUZX \
  | 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: 95031c0cac5725ccb64b795d1c9594cde5639e0834bf65e1024abd92ac07c009

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b0e73bad168e6cdd96c170b2ed400d8a6b626c2d07e06634550b9bd1c8acd26",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-05-04T17:54:16Z",
    "title_canon_sha256": "69bc7601bbb7468ae525ca81c908d8135ec9880fd010b55572d194fdd7400548"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9705013",
    "kind": "arxiv",
    "version": 1
  }
}