Pith Number

pith:2VJ6LUHR

pith:2002:2VJ6LUHRQGKSX3EVYCUB3FVDXM

not attested not anchored not stored refs pending

STACEE Observations of Markarian 421 During an Extended Gamma-Ray Outburst

C. E. Covault, C. G. Theoret, C. Mueller, D. A. Williams, D. Bramel, D. M. Gingrich, D. R. Schuette, D. S. Hanna, E. Chae, J. A. Hinton, K. Ragan, P. Fortin, R. A. Ong, R. A. Scalzo, R. Mukherjee, STACEE Collaboration: L. M. Boone

arxiv:astro-ph/0209194 v1 · 2002-09-10 · 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{2VJ6LUHRQGKSX3EVYCUB3FVDXM}

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	2026-07-04T16:30:45.908948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d553e5d0f181952bec95c0a81d96a3bb366ea165fb9a8a6dd9093d7c51d614d9

Aliases

arxiv: astro-ph/0209194 · arxiv_version: astro-ph/0209194v1 · doi: 10.48550/arxiv.astro-ph/0209194 · pith_short_12: 2VJ6LUHRQGKS · pith_short_16: 2VJ6LUHRQGKSX3EV · pith_short_8: 2VJ6LUHR

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/2VJ6LUHRQGKSX3EVYCUB3FVDXM \
  | 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: d553e5d0f181952bec95c0a81d96a3bb366ea165fb9a8a6dd9093d7c51d614d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bd51b71f0c795a6c4991d2d123fd5595bfdf6664ef90f28dd6abbde5a092ead",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-10T21:18:26Z",
    "title_canon_sha256": "02ca02fc0b10c8a6895c2994109fa786cd9cc7460cd6208df68a72cdac2f4fb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209194",
    "kind": "arxiv",
    "version": 1
  }
}