Pith Number

pith:ENCNSCCC

pith:2002:ENCNSCCCJMVZBTRHUPZUIXL74Q

not attested not anchored not stored refs pending

COMPTEL Observations of the Gamma-Ray Blazar PKS 1622-297

H. Bloemen, K. Bennett, M. McConnell, O. Reimer, O.R. Williams, S. J. Wagner, S. Zhang, V. Schonfelder, W. Collmar, W. Hermsen

arxiv:astro-ph/0203231 v1 · 2002-03-14 · 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{ENCNSCCCJMVZBTRHUPZUIXL74Q}

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	2026-05-18T01:07:45.057372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2344d908424b2b90ce27a3f3445d7fe42e336402503af96668bf8670b66f7ac5

Aliases

arxiv: astro-ph/0203231 · arxiv_version: astro-ph/0203231v1 · doi: 10.48550/arxiv.astro-ph/0203231 · pith_short_12: ENCNSCCCJMVZ · pith_short_16: ENCNSCCCJMVZBTRH · pith_short_8: ENCNSCCC

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/ENCNSCCCJMVZBTRHUPZUIXL74Q \
  | 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: 2344d908424b2b90ce27a3f3445d7fe42e336402503af96668bf8670b66f7ac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1e9cab5c65610833572c5a148216223a39fc71734709fc4ca84fe1b695b41b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-03-14T15:10:56Z",
    "title_canon_sha256": "412298596726cadbb72396088ddd12ec457dbfafde4ddf29c1e9749504346d91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0203231",
    "kind": "arxiv",
    "version": 1
  }
}