Pith Number

pith:S7ER6WNF

pith:2002:S7ER6WNFK2GY7E2E36XITVPDS2

not attested not anchored not stored refs pending

CTI history of the EPIC pn camera

F. Haberl, K. Dennerl, M. J. Freyberg, N. Meidinger, U. G. Briel, V. E. Zavlin

arxiv:astro-ph/0204242 v1 · 2002-04-15 · 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{S7ER6WNFK2GY7E2E36XITVPDS2}

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	2026-07-04T14:11:59.127620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97c91f59a5568d8f9344dfae89d5e396a361d95c80096993a0d9679e302168c7

Aliases

arxiv: astro-ph/0204242 · arxiv_version: astro-ph/0204242v1 · doi: 10.48550/arxiv.astro-ph/0204242 · pith_short_12: S7ER6WNFK2GY · pith_short_16: S7ER6WNFK2GY7E2E · pith_short_8: S7ER6WNF

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/S7ER6WNFK2GY7E2E36XITVPDS2 \
  | 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: 97c91f59a5568d8f9344dfae89d5e396a361d95c80096993a0d9679e302168c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a61be9f0456c1abf217903dc67a05751b8c67c596a2de095294b477ba8ccc9c2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-15T12:34:12Z",
    "title_canon_sha256": "35d21f258aafb764d1d92d469781aa762e3b8c8857a577b8d088fdf60584b159"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204242",
    "kind": "arxiv",
    "version": 1
  }
}