Pith Number

pith:NRLZKKXF

pith:2005:NRLZKKXF7NV4YX7Y4BZSVIXVLL

not attested not anchored not stored refs pending

The giant H-alpha/X-ray filament in the cluster of galaxies A1795

A. C. Fabian (Institute of Astronomy, Cambridge), C. S. Crawford, J. S. Sanders

arxiv:astro-ph/0505069 v1 · 2005-05-04 · 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{NRLZKKXF7NV4YX7Y4BZSVIXVLL}

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	2026-07-04T15:49:50.145477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c57952ae5fb6bcc5ff8e0732aa2f55af88cf25a55ec58ae24023c771b2f68e6

Aliases

arxiv: astro-ph/0505069 · arxiv_version: astro-ph/0505069v1 · doi: 10.48550/arxiv.astro-ph/0505069 · pith_short_12: NRLZKKXF7NV4 · pith_short_16: NRLZKKXF7NV4YX7Y · pith_short_8: NRLZKKXF

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/NRLZKKXF7NV4YX7Y4BZSVIXVLL \
  | 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: 6c57952ae5fb6bcc5ff8e0732aa2f55af88cf25a55ec58ae24023c771b2f68e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45dbd676b0980e90caf1b25f96839b2be0448db90e5261cda66f8395ecc1f396",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-04T11:12:33Z",
    "title_canon_sha256": "dda51345a6515caefa65b9206348414bd491031671531c9503fdf470c75c5766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505069",
    "kind": "arxiv",
    "version": 1
  }
}