Pith Number

pith:DOAUBJI2

pith:2018:DOAUBJI2UGTTPT7O5R3FQWWGIS

not attested not anchored not stored refs pending

Demonstrating the Principles of Aperture Synthesis with TableTop Laboratory Exercises

A. E. E. Rogers, F. P. Wilkin, G. Holodak, J. M. Marr, K. Durkota, M. B. Arndt, V. L. Fish

arxiv:1807.03812 v1 · 2018-07-10 · 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{DOAUBJI2UGTTPT7O5R3FQWWGIS}

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	2026-05-17T23:54:16.368642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b8140a51aa1a737cfeeec76585ac644982bfc2c5198c66c7eaa4c82c22a38eb

Aliases

arxiv: 1807.03812 · arxiv_version: 1807.03812v1 · doi: 10.48550/arxiv.1807.03812 · pith_short_12: DOAUBJI2UGTT · pith_short_16: DOAUBJI2UGTTPT7O · pith_short_8: DOAUBJI2

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/DOAUBJI2UGTTPT7O5R3FQWWGIS \
  | 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: 1b8140a51aa1a737cfeeec76585ac644982bfc2c5198c66c7eaa4c82c22a38eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2836be98082908ffb2e66132de5f8479f88ac8fa1ee80a0b94c3e145a697808",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-10T18:22:12Z",
    "title_canon_sha256": "f2596ca31373c5d90de119a5aec9eb803172c4e1ee80f7fe53d35678f35bcc37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03812",
    "kind": "arxiv",
    "version": 1
  }
}