Pith Number

pith:HFY3PS2Z

pith:2013:HFY3PS2ZQVH7JTVOSDDCLDQP5R

not attested not anchored not stored refs pending

The optical counterpart of the bright X-ray transient Swift J1745-26

A. Castro-Tirado, A. de Ugarte Postigo, C. C. Th\"one, C. G. Mundell, D. M. Russell, F. Lewis, J. Casares, J. Gorosabel, M. Armas Padilla, P. A. Charles, R. P. Fender, R. S\'anchez-Ram\'irez, S. Guziy, S. Motta, T. M. Belloni, T. Mu\~noz-Darias

arxiv:1303.6317 v1 · 2013-03-25 · 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{HFY3PS2ZQVH7JTVOSDDCLDQP5R}

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	2026-05-18T01:50:52.914342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3971b7cb59854ff4ceae90c6258e0fec52e989ee39cc7a17fea1c79a49301578

Aliases

arxiv: 1303.6317 · arxiv_version: 1303.6317v1 · doi: 10.48550/arxiv.1303.6317 · pith_short_12: HFY3PS2ZQVH7 · pith_short_16: HFY3PS2ZQVH7JTVO · pith_short_8: HFY3PS2Z

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/HFY3PS2ZQVH7JTVOSDDCLDQP5R \
  | 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: 3971b7cb59854ff4ceae90c6258e0fec52e989ee39cc7a17fea1c79a49301578

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0b51fe16d7e0c487fa8d8a5f4cc78755dd50de9ddc9da104d1b6598fc013529",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-03-25T21:25:22Z",
    "title_canon_sha256": "6dfc9dc490d2bd9253de821e107a388fbf0a5c255d84f7edb9f157c823433e5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6317",
    "kind": "arxiv",
    "version": 1
  }
}