Pith Number

pith:PTDP4KL5

pith:2016:PTDP4KL5RCFLSA66BRIGRAKHQP

not attested not anchored not stored refs pending

Status of the Planet Formation Imager (PFI) concept

Andrea Isella, David Mozurkewich, Ernest A. Michael, Gautum Vasisht, Gerard van Belle, John D. Monnier, John Young, Julien Woillez, Michael J. Ireland, Romain Petrov, Stefan Kraus, Stefano Minardi, Stephen Rinehart, Theo ten Brummelaar

arxiv:1608.00582 v2 · 2016-08-01 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTDP4KL5RCFLSA66BRIGRAKHQP}

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	2026-05-18T01:08:37.795997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cc6fe297d888ab903de0c5068814783c1b2605252c618a6e168505f59d1d96d

Aliases

arxiv: 1608.00582 · arxiv_version: 1608.00582v2 · doi: 10.48550/arxiv.1608.00582 · pith_short_12: PTDP4KL5RCFL · pith_short_16: PTDP4KL5RCFLSA66 · pith_short_8: PTDP4KL5

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/PTDP4KL5RCFLSA66BRIGRAKHQP \
  | 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: 7cc6fe297d888ab903de0c5068814783c1b2605252c618a6e168505f59d1d96d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b98c7e59019dd72cfe62a745746eca3be15617538d8cde9081090f6b730e234",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-08-01T20:00:05Z",
    "title_canon_sha256": "e5a04d2c57251d9c875cc4aa72a516f665611bffe9d477f9a44d78344ee404d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00582",
    "kind": "arxiv",
    "version": 2
  }
}