Pith Number

pith:HMHQVIKI

pith:2011:HMHQVIKIFCE2YDAZ4HZLAA6KMX

not attested not anchored not stored refs pending

An accurate position for the black hole candidate XTE J1752-223: re-interpretation of the VLBI data

(2) SRON, (3) MSSL, (4) JIVE, (5) Las Campanas Observatory), C. Brocksopp (3), E. M. Ratti (2), J. C. A. Miller-Jones (1), J. Yang (4), M. A. P. Torres (2), N. I. Morrell (5) ((1) ICRAR - Curtin, P. G. Jonker (2)

arxiv:1103.2826 v1 · 2011-03-15 · 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{HMHQVIKIFCE2YDAZ4HZLAA6KMX}

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	2026-05-18T02:02:53.499743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b0f0aa1482889ac0c19e1f2b003ca65e2c748e82691dca52e9eae2d8585976a

Aliases

arxiv: 1103.2826 · arxiv_version: 1103.2826v1 · doi: 10.48550/arxiv.1103.2826 · pith_short_12: HMHQVIKIFCE2 · pith_short_16: HMHQVIKIFCE2YDAZ · pith_short_8: HMHQVIKI

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/HMHQVIKIFCE2YDAZ4HZLAA6KMX \
  | 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: 3b0f0aa1482889ac0c19e1f2b003ca65e2c748e82691dca52e9eae2d8585976a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68fff4a1f9245eff2e5c13f09c806d5ace08c8b227206d9f5a74f05d7414cd34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-03-15T02:05:48Z",
    "title_canon_sha256": "0e62fa5cb648c4f6ade9534042fff887a18b1a8d6a2089cbf4e0cf2b28bd83ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2826",
    "kind": "arxiv",
    "version": 1
  }
}