Pith Number

pith:7QJ5SI5I

pith:2014:7QJ5SI5IWOZBGG343ENQ56SWRK

not attested not anchored not stored refs pending

Second generation Robo-AO instruments and systems

Christoph Baranec, Dani Atkinson, Donald Hall, Jessica R. Lu, Mark R. Chun, Michael S. Connelley, Nicholas M. Law, Reed Riddle, Shane Jacobson

arxiv:1407.0094 v1 · 2014-07-01 · 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{7QJ5SI5IWOZBGG343ENQ56SWRK}

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	2026-05-18T01:42:43.232335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc13d923a8b3b2131b7cd91b0efa568ab3ff0fa7790b883ab4357e3ba23a0087

Aliases

arxiv: 1407.0094 · arxiv_version: 1407.0094v1 · doi: 10.48550/arxiv.1407.0094 · pith_short_12: 7QJ5SI5IWOZB · pith_short_16: 7QJ5SI5IWOZBGG34 · pith_short_8: 7QJ5SI5I

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/7QJ5SI5IWOZBGG343ENQ56SWRK \
  | 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: fc13d923a8b3b2131b7cd91b0efa568ab3ff0fa7790b883ab4357e3ba23a0087

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed7cb5bccd6915b4d6734f70965d7efdc80216787b8545f1f5fc40274184e96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-01T02:25:35Z",
    "title_canon_sha256": "77f2cae1e405432c240c9e7eaf789a39111f0c94a04efacb37f4585528735cdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0094",
    "kind": "arxiv",
    "version": 1
  }
}