Pith Number

pith:UJZGXLEK

pith:2013:UJZGXLEKNQLMBI6OZROXX5F6DP

not attested not anchored not stored refs pending

MAXI/GSC Discovery of the Black Hole Candidate MAXI J1305-704

Hitoshi Negoro, Kumiko Morihana, Masaru Matsuoka, Megumi Shidatsu, Motoko Serino, Mutsumi Sugizaki, Nobuyuki Kawai, Satoshi Nakahira, Tatehiro Mihara, Yoshihiro Ueda

arxiv:1307.2514 v1 · 2013-07-09 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJZGXLEKNQLMBI6OZROXX5F6DP}

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	2026-05-18T01:48:52.820966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2726bac8a6c16c0a3cecc5d7bf4be1bc9c26cb1172d75338ee4cb9d7100072f

Aliases

arxiv: 1307.2514 · arxiv_version: 1307.2514v1 · doi: 10.48550/arxiv.1307.2514 · pith_short_12: UJZGXLEKNQLM · pith_short_16: UJZGXLEKNQLMBI6O · pith_short_8: UJZGXLEK

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/UJZGXLEKNQLMBI6OZROXX5F6DP \
  | 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: a2726bac8a6c16c0a3cecc5d7bf4be1bc9c26cb1172d75338ee4cb9d7100072f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a8003f5b95d8e27e1df31595746b16922eab23e75be28d2195244d288dcd400",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-07-09T16:44:53Z",
    "title_canon_sha256": "1939f87367a95fe2a4de7e723d17b023d516b5594495707b4eb631d00c86b853"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2514",
    "kind": "arxiv",
    "version": 1
  }
}