Pith Number

pith:MLYPKQD4

pith:2010:MLYPKQD4P4WC35BFVKVFSFSNUW

not attested not anchored not stored refs pending

Black hole candidate XTE J1752-223: Swift observations of canonical states during outburst

(2) U Southampton, (3) U Leicester, (4) NASA-GSFC, (5) NASA Ames), C. Brocksopp (1), H.A. Krimm (4), M. Still (5) ((1) MSSL-UCL, P.A. Curran (1), P.A. Evans (3), P. Casella (2), T. J. Maccarone (2), W. Landsman (4)

arxiv:1007.5430 v1 · 2010-07-30 · 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{MLYPKQD4P4WC35BFVKVFSFSNUW}

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	2026-05-18T02:06:00.900500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62f0f5407c7f2c2df425aaaa59164da58fb8a0557be5acf20744726c91ffa948

Aliases

arxiv: 1007.5430 · arxiv_version: 1007.5430v1 · doi: 10.48550/arxiv.1007.5430 · pith_short_12: MLYPKQD4P4WC · pith_short_16: MLYPKQD4P4WC35BF · pith_short_8: MLYPKQD4

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/MLYPKQD4P4WC35BFVKVFSFSNUW \
  | 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: 62f0f5407c7f2c2df425aaaa59164da58fb8a0557be5acf20744726c91ffa948

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09af29b42f3f113551fbe0f36609e6b6557c48f9ccfaa015ae3ab409f17ceed0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-07-30T12:41:32Z",
    "title_canon_sha256": "5d3e8bcb6785f6bb4e9fdef2e0147fe7cb3eba3352b8d1cc37bf7862f89fec90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.5430",
    "kind": "arxiv",
    "version": 1
  }
}