Pith Number

pith:4SEK6PVA

pith:2015:4SEK6PVAI3C26BE6UD4D4QEMRO

not attested not anchored not stored refs pending

WATCHDOG: A Comprehensive All-Sky Database of Galactic Black Hole X-ray Binaries

B.E. Tetarenko, C.O. Heinke, G.R. Sivakoff, J.C. Gladstone (U. Alberta)

arxiv:1512.00778 v1 · 2015-11-24 · 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{4SEK6PVAI3C26BE6UD4D4QEMRO}

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	2026-05-18T01:20:41.407657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e488af3ea046c5af049ea0f83e408c8b84ec1cc773529bb67b702e62470ba825

Aliases

arxiv: 1512.00778 · arxiv_version: 1512.00778v1 · doi: 10.48550/arxiv.1512.00778 · pith_short_12: 4SEK6PVAI3C2 · pith_short_16: 4SEK6PVAI3C26BE6 · pith_short_8: 4SEK6PVA

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/4SEK6PVAI3C26BE6UD4D4QEMRO \
  | 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: e488af3ea046c5af049ea0f83e408c8b84ec1cc773529bb67b702e62470ba825

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54c84b073c4500c97e1d53b31d0ae688df78374d720d5ebbb16393b414cf5377",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-11-24T18:51:17Z",
    "title_canon_sha256": "4abcb2ca1194122218565594ff6dc2f0c002eb6846ae8ebb95888b017db04f14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00778",
    "kind": "arxiv",
    "version": 1
  }
}