Pith Number

pith:O5KDM5M6

pith:2021:O5KDM5M6L4E4IRXAAZKM37V47S

not attested not anchored not stored refs pending

P-REx II. Off-line Performance on VLTI/GRAVITY

Felix Widmann, J\"org-Uwe Pott, Julien Woillez, Martin Kulas, Saavidra Perera, Sylvestre Lacour, Wolfgang Brandner

arxiv:2112.12837 v1 · 2021-12-23 · 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{O5KDM5M6L4E4IRXAAZKM37V47S}

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	2026-07-05T03:43:47.535819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

775436759e5f09c446e00654cdfebcfcb296d31844f47564ef814f3169440277

Aliases

arxiv: 2112.12837 · arxiv_version: 2112.12837v1 · doi: 10.48550/arxiv.2112.12837 · pith_short_12: O5KDM5M6L4E4 · pith_short_16: O5KDM5M6L4E4IRXA · pith_short_8: O5KDM5M6

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/O5KDM5M6L4E4IRXAAZKM37V47S \
  | 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: 775436759e5f09c446e00654cdfebcfcb296d31844f47564ef814f3169440277

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16911a783350c8d4391c78fb36ba551f7475cb5709784a6f6f0fa4e6eaf5c83f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-12-23T20:43:59Z",
    "title_canon_sha256": "5ab7c71626f1bd3716f0332fd59ffeaa5c9e84d7167a521f57992bdb95b37d90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12837",
    "kind": "arxiv",
    "version": 1
  }
}