Pith Number

pith:ORQN77N2

pith:2006:ORQN77N2Z6NDO6FAF5HG3EGH3E

not attested not anchored not stored refs pending

A Catalog of Transient X-ray Sources in M31

Benjamin F. Williams, Michael R. Garcia, Paul J. Callanan, S. Naik

arxiv:astro-ph/0601287 v1 · 2006-01-13 · 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{ORQN77N2Z6NDO6FAF5HG3EGH3E}

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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.

Cited by

1 paper in Pith

Transient and Variable Ultra-luminous X-ray Sources in NGC 4552

Receipt and verification

First computed	2026-07-04T16:57:47.391827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7460dffdbacf9a3778a02f4e6d90c7d9229a8bfbf4503c2fd5d2cc6152d7dec6

Aliases

arxiv: astro-ph/0601287 · arxiv_version: astro-ph/0601287v1 · doi: 10.48550/arxiv.astro-ph/0601287 · pith_short_12: ORQN77N2Z6ND · pith_short_16: ORQN77N2Z6NDO6FA · pith_short_8: ORQN77N2

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/ORQN77N2Z6NDO6FAF5HG3EGH3E \
  | 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: 7460dffdbacf9a3778a02f4e6d90c7d9229a8bfbf4503c2fd5d2cc6152d7dec6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e2cac0ffe034b06e6e51f50fa00514401672715f06ff62e70fe16686c39b275",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-01-13T11:11:54Z",
    "title_canon_sha256": "5ecaf76a39234adb50a8750ae3234c585ac2b8708eed11e48a89bb5ef6e124ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0601287",
    "kind": "arxiv",
    "version": 1
  }
}