Pith Number

pith:3XQADYQH

pith:2019:3XQADYQH67ATNLFYTEQPWBHXVF

not attested not anchored not stored refs pending

Setting the Stage for the Planet Formation Imager

48 endorsers, John D. Monnier (University of Michigan)

arxiv:1907.10663 v1 · 2019-07-22 · 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{3XQADYQH67ATNLFYTEQPWBHXVF}

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	2026-05-17T23:39:34.872087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dde001e207f7c136acb89920fb04f7a9724aa6fe35d862e9f5beadb4f4120514

Aliases

arxiv: 1907.10663 · arxiv_version: 1907.10663v1 · doi: 10.48550/arxiv.1907.10663 · pith_short_12: 3XQADYQH67AT · pith_short_16: 3XQADYQH67ATNLFY · pith_short_8: 3XQADYQH

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/3XQADYQH67ATNLFYTEQPWBHXVF \
  | 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: dde001e207f7c136acb89920fb04f7a9724aa6fe35d862e9f5beadb4f4120514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20db82b1a51629dbbde4e96a864d9e3e6b0b32c3de9ee59d252a3633840e78a1",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-07-22T21:02:01Z",
    "title_canon_sha256": "914a3791912a325fdacaa737b4ae4f62163c865e411178aabf8409b5498a3788"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10663",
    "kind": "arxiv",
    "version": 1
  }
}