Pith Number

pith:FXZDRWTZ

pith:2018:FXZDRWTZHMJVF22O7G65V73O4O

not attested not anchored not stored refs pending

The Orbital Parameters of the Eclipsing High-Mass X-ray Binary Pulsar IGR J16493-4348 from Pulsar Timing

Aaron B. Pearlman, Joel B. Coley, Katja Pottschmidt, Robin H. D. Corbet

arxiv:1811.06543 v1 · 2018-11-15 · 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{FXZDRWTZHMJVF22O7G65V73O4O}

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	2026-05-17T23:50:58.922965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2df238da793b1352eb4ef9bddaff6ee3b3254c931c1168eedf55c5d052ac8b92

Aliases

arxiv: 1811.06543 · arxiv_version: 1811.06543v1 · doi: 10.48550/arxiv.1811.06543 · pith_short_12: FXZDRWTZHMJV · pith_short_16: FXZDRWTZHMJVF22O · pith_short_8: FXZDRWTZ

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/FXZDRWTZHMJVF22O7G65V73O4O \
  | 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: 2df238da793b1352eb4ef9bddaff6ee3b3254c931c1168eedf55c5d052ac8b92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd03b46182912e3e79667b20210f10d816fac16ad037a038fd35482220250e9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-11-15T19:00:00Z",
    "title_canon_sha256": "2d06965b61c6a0002a34ae714c0f4f3cf520a16c087e38b42e0a5dced267092e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06543",
    "kind": "arxiv",
    "version": 1
  }
}