Pith Number

pith:SB6U3PTF

pith:2013:SB6U3PTFGXJBAVB4W7JY3MPVZE

not attested not anchored not stored refs pending

Starbugs: all-singing, all-dancing fibre positioning robots

Alex Bennet, James Gilbert, Jeroen Heijmans, Julia Tims, Jurek Brzeski, Lew Waller, Michael Goodwin, Rolf Muller, Stan Miziarski, Will Saunders

arxiv:1311.7371 v1 · 2013-11-28 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SB6U3PTFGXJBAVB4W7JY3MPVZE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:12:31.020018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

907d4dbe6535d210543cb7d38db1f5c93ae759733b74e755a52f41c426128a53

Aliases

arxiv: 1311.7371 · arxiv_version: 1311.7371v1 · doi: 10.48550/arxiv.1311.7371 · pith_short_12: SB6U3PTFGXJB · pith_short_16: SB6U3PTFGXJBAVB4 · pith_short_8: SB6U3PTF

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/SB6U3PTFGXJBAVB4W7JY3MPVZE \
  | 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: 907d4dbe6535d210543cb7d38db1f5c93ae759733b74e755a52f41c426128a53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1490ae152cb7ab0d513e9d9e7568a4aa6abc10de49048a68fae7100dde89a23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-11-28T16:58:15Z",
    "title_canon_sha256": "8772e040487a75d7302723ca581e7c3de4918049bc8b7d945849775c9d06e796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7371",
    "kind": "arxiv",
    "version": 1
  }
}