Pith Number

pith:FPO2PBF4

pith:2014:FPO2PBF4RBZHRTA3RRPM5P7ZBQ

not attested not anchored not stored refs pending

Does the Debris Disk around HD 32297 Contain Cometary Grains?

Andrew J. Skemer, Denis Defrere, Eric E. Mamajek, Glenn Schneider, Jarron Leisenring, John H. Debes, John M. Hill, Kimberly Ward-Duong, Mark J. Pecaut, Michael Skrutskie, Philip M. Hinz, Robert J. De Rosa, Thayne Currie, Timothy J. Rodigas, Vanessa Bailey, Vidhya Vaitheeswaran

arxiv:1401.3343 v1 · 2014-01-14 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPO2PBF4RBZHRTA3RRPM5P7ZBQ}

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	2026-05-18T01:45:25.533379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bdda784bc887278cc1b8c5ecebff90c3fc4b53b55993ed782d829231f2e66b8

Aliases

arxiv: 1401.3343 · arxiv_version: 1401.3343v1 · doi: 10.48550/arxiv.1401.3343 · pith_short_12: FPO2PBF4RBZH · pith_short_16: FPO2PBF4RBZHRTA3 · pith_short_8: FPO2PBF4

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/FPO2PBF4RBZHRTA3RRPM5P7ZBQ \
  | 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: 2bdda784bc887278cc1b8c5ecebff90c3fc4b53b55993ed782d829231f2e66b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcda00bd81fdb03e0b800ee58edba5cc9fba2fef1181867638a92610bdfd495f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-01-14T21:00:17Z",
    "title_canon_sha256": "c4b23b0e590f8077046d7d1a6fc18b3b90e1978509da4159534bd7a7cdf6f580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3343",
    "kind": "arxiv",
    "version": 1
  }
}