Pith Number

pith:WNRJDBMB

pith:2022:WNRJDBMBPVFPSRKCQDTK4NEFPC

not attested not anchored not stored refs pending

Chandra Follow-up Observations of Swift-BAT-selected AGNs II

Alberto Segreto, Andrea Comastri, Andrealuna Pizzetti, Giancarlo Cusumano, Marco Ajello, Nuria Torres-Alba, Ross Silver, Stefano Marchesi, Valentina Parola, Xiurui Zhao

arxiv:2202.10496 v1 · 2022-02-21 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNRJDBMBPVFPSRKCQDTK4NEFPC}

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	2026-07-05T04:33:31.070682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3629185817d4af9454280e6ae3485788d0da15c7d4d6f43b64da5b6ce5c5ba5

Aliases

arxiv: 2202.10496 · arxiv_version: 2202.10496v1 · doi: 10.48550/arxiv.2202.10496 · pith_short_12: WNRJDBMBPVFP · pith_short_16: WNRJDBMBPVFPSRKC · pith_short_8: WNRJDBMB

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/WNRJDBMBPVFPSRKCQDTK4NEFPC \
  | 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: b3629185817d4af9454280e6ae3485788d0da15c7d4d6f43b64da5b6ce5c5ba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bacbd5340b18440e2fc866507407debe2596722b6448fca2cec86d1f36210fd5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-02-21T19:14:29Z",
    "title_canon_sha256": "5dc9670a526e25236a29e11125b87fb15ed8e236e980e5d3928d9207ad0935a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.10496",
    "kind": "arxiv",
    "version": 1
  }
}