Pith Number

pith:2ZAKOVSX

pith:2014:2ZAKOVSXLKJDGZRTBXVW227NUT

not attested not anchored not stored refs pending

The Science Case for the Planet Formation Imager (PFI)

Barbara Whitney, Chris Haniff, David Buscher, Gerard van Belle, Jean-Philippe Berger, Jean Surdej, John Monnier, Lucas Labadie, Matthew Bate, Mike Ireland, Peter Tuthill, Romain Petrov, Ruobing Dong, Stefan Kraus, Steve Ridgway, Sylvestre Lacour, Theo ten Brummelaar, Tim Harries, Zhaohuan Zhu

arxiv:1407.7033 v1 · 2014-07-25 · astro-ph.IM · 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{2ZAKOVSXLKJDGZRTBXVW227NUT}

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	2026-05-18T02:46:23.999404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d640a756575a923366330deb6d6beda4c797d91d38fcc2d1c4863d56cb33510e

Aliases

arxiv: 1407.7033 · arxiv_version: 1407.7033v1 · doi: 10.48550/arxiv.1407.7033 · pith_short_12: 2ZAKOVSXLKJD · pith_short_16: 2ZAKOVSXLKJDGZRT · pith_short_8: 2ZAKOVSX

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/2ZAKOVSXLKJDGZRTBXVW227NUT \
  | 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: d640a756575a923366330deb6d6beda4c797d91d38fcc2d1c4863d56cb33510e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47da0c2bf479efa0cf67e7d4d3a3b2bcb59a51245b5e6777ba12116f95f68745",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-25T20:00:04Z",
    "title_canon_sha256": "e2262843553c2c8acd01a0d58cf658c19345400e8efdb02099d78346279c3618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7033",
    "kind": "arxiv",
    "version": 1
  }
}