Pith Number

pith:7DK2YBEY

pith:2019:7DK2YBEYKQ2ZWQG7NEXS5X7P2R

not attested not anchored not stored refs pending

A Study of the 20 Day Superorbital Modulation in the High-Mass X-ray Binary IGR J16493-4348

Aaron B. Pearlman, Felix Fuerst, Gregory Huxtable, Hans A. Krimm, Joel B. Coley, Katja Pottschmidt, Robin H. D. Corbet

arxiv:1905.08817 v1 · 2019-05-21 · 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{7DK2YBEYKQ2ZWQG7NEXS5X7P2R}

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	2026-05-17T23:41:08.427081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d5ac049854359b40df692f2edfefd4766fcf2f1fa397bbca612e6872546071

Aliases

arxiv: 1905.08817 · arxiv_version: 1905.08817v1 · doi: 10.48550/arxiv.1905.08817 · pith_short_12: 7DK2YBEYKQ2Z · pith_short_16: 7DK2YBEYKQ2ZWQG7 · pith_short_8: 7DK2YBEY

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/7DK2YBEYKQ2ZWQG7NEXS5X7P2R \
  | 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: f8d5ac049854359b40df692f2edfefd4766fcf2f1fa397bbca612e6872546071

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9db4ddd01f5354aacf6cd48f917feb4e43bcd7b81074e277f37c81086722d5e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-05-21T18:00:32Z",
    "title_canon_sha256": "0202fcb471bb293e35f524162d21d4a882cafe71e4efddc4ca2792ff7a7204bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08817",
    "kind": "arxiv",
    "version": 1
  }
}