Pith Number

pith:I2D56VFP

pith:2018:I2D56VFPV4D4J5D226J5SYPR7P

not attested not anchored not stored refs pending

AstroSat and Chandra view of the high soft state of 4U 1630-47 (4U 1630-472): evidence of the disk wind and a rapidly spinning black hole

(2) TIFR, (3) IUCAA, (4) PRL, (5) Univ. Paris Diderot & CEA Sacley, (6) MIT, A R Rao (2), Diego Altamirano (1) ((1) Univ. of Southampton, Dipankar Bhattacharya (3), France, Gulab C Dewangan (3), I M McHardy (1), India, Mayukh Pahari (1), Norbert S Schulz (6), Poshak Gandhi (1), Santosh V Vadawale (4), S Corbel (5), Sudip Bhattacharyya (2), UK, USA)

arxiv:1810.01275 v1 · 2018-10-02 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I2D56VFPV4D4J5D226J5SYPR7P}

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	2026-05-18T00:00:47.683135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4687df54afaf07c4f47ad793d961f1fbfef51282a57a36dccdc9c5f413ab7399

Aliases

arxiv: 1810.01275 · arxiv_version: 1810.01275v1 · doi: 10.48550/arxiv.1810.01275 · pith_short_12: I2D56VFPV4D4 · pith_short_16: I2D56VFPV4D4J5D2 · pith_short_8: I2D56VFP

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/I2D56VFPV4D4J5D226J5SYPR7P \
  | 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: 4687df54afaf07c4f47ad793d961f1fbfef51282a57a36dccdc9c5f413ab7399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "376b6926512cf12d6c78aa2950f6aed76d6a8051fbfec86583f552652f1ab15e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-10-02T14:16:57Z",
    "title_canon_sha256": "096fac08b27cdeb4e6de64ea8618721c9cc8ba6b26a1f502a0e07b2058a285e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01275",
    "kind": "arxiv",
    "version": 1
  }
}