Pith Number

pith:6U66Y3KB

pith:2004:6U66Y3KBNGOWIZCY2XADKX7UP2

not attested not anchored not stored refs pending

Chandra Spatially Resolved Spectroscopic Study and Multi-Wavelength Imaging of the Supernova Remnant 3C 397 (G41.1-0.3)

G. Dubner, P. Durouchoux, R. Petre, S. Safi-Harb, S. S. Holt

arxiv:astro-ph/0407121 v2 · 2004-07-06 · 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{6U66Y3KBNGOWIZCY2XADKX7UP2}

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	2026-05-18T02:40:26.335062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f53dec6d41699d646458d5c0355ff47eab98ff6258bab4eb5970fa8de6bc3bef

Aliases

arxiv: astro-ph/0407121 · arxiv_version: astro-ph/0407121v2 · doi: 10.48550/arxiv.astro-ph/0407121 · pith_short_12: 6U66Y3KBNGOW · pith_short_16: 6U66Y3KBNGOWIZCY · pith_short_8: 6U66Y3KB

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/6U66Y3KBNGOWIZCY2XADKX7UP2 \
  | 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: f53dec6d41699d646458d5c0355ff47eab98ff6258bab4eb5970fa8de6bc3bef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2d4577b41c268c2b8f9ba95531631cc2ab2d09c44ec8b8070230ec293642dbb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-06T23:19:21Z",
    "title_canon_sha256": "edac10d98e147a67e2e38dc5af6ed36625495fe45f400085faff2c7779746c6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407121",
    "kind": "arxiv",
    "version": 2
  }
}