Pith Number

pith:CSMT2W3V

pith:2014:CSMT2W3V7G2NEZI3MAA2TF7P4X

not attested not anchored not stored refs pending

Variability in Ultra-luminous X-ray Sources

David Cseh, Franz Kirsten, Natalie Webb

arxiv:1401.1728 v1 · 2014-01-08 · astro-ph.HE · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSMT2W3V7G2NEZI3MAA2TF7P4X}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:45:32.804798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14993d5b75f9b4d2651b6001a997efe5ef43e19fe507a51c65bbf1f1454a7c16

Aliases

arxiv: 1401.1728 · arxiv_version: 1401.1728v1 · doi: 10.48550/arxiv.1401.1728 · pith_short_12: CSMT2W3V7G2N · pith_short_16: CSMT2W3V7G2NEZI3 · pith_short_8: CSMT2W3V

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/CSMT2W3V7G2NEZI3MAA2TF7P4X \
  | 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: 14993d5b75f9b4d2651b6001a997efe5ef43e19fe507a51c65bbf1f1454a7c16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9be5b1c2f640f61ecbc92372f1ed609b731d4fca6177e3ff936df7f2baf659e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-01-08T15:41:18Z",
    "title_canon_sha256": "f3d90cd43ddaad158f95415958aa360d2bd6acf87a8d7a0a98ddfb652d97bdf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1728",
    "kind": "arxiv",
    "version": 1
  }
}