Pith Number

pith:2XZ5FO3P

pith:2013:2XZ5FO3PP7QGRANEWQ4WNR4FPK

not attested not anchored not stored refs pending

Transit observations of the Hot Jupiter HD 189733b at X-ray wavelengths

J.H.M.M. Schmitt, K. Poppenhaeger, S.J. Wolk

arxiv:1306.2311 v1 · 2013-06-10 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XZ5FO3PP7QGRANEWQ4WNR4FPK}

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	2026-05-18T01:49:24.091373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5f3d2bb6f7fe06881a4b43966c7857a84f5c6a801ea2c5e3c0db13043cd05fb

Aliases

arxiv: 1306.2311 · arxiv_version: 1306.2311v1 · doi: 10.48550/arxiv.1306.2311 · pith_short_12: 2XZ5FO3PP7QG · pith_short_16: 2XZ5FO3PP7QGRANE · pith_short_8: 2XZ5FO3P

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/2XZ5FO3PP7QGRANEWQ4WNR4FPK \
  | 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: d5f3d2bb6f7fe06881a4b43966c7857a84f5c6a801ea2c5e3c0db13043cd05fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "444670bb98e7b76a545456ccaeecf0a19e6a9e7ef4045914ee1d665f1e0f1662",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-06-10T20:00:02Z",
    "title_canon_sha256": "2c21ff606634146952fd25c47b556e98e30166ff3528a77d6955bc9d8d63cefd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2311",
    "kind": "arxiv",
    "version": 1
  }
}