Pith Number

pith:O3MNPZNB

pith:2007:O3MNPZNBVMM6F36QD6AJQUHXDP

not attested not anchored not stored refs pending

Near-infrared VLT adaptive optics imaging of evolved stars

Albert A. Zijlstra, Djamel M\'ekarnia, Eric Lagadec, Mikako Matsuura, Olivier Chesneau

arxiv:0708.3112 v1 · 2007-08-23 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3MNPZNBVMM6F36QD6AJQUHXDP}

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	2026-07-04T15:03:46.782646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d8d7e5a1ab19e2efd01f809850f71bdb97cbe57baf177727a9717721239adc

Aliases

arxiv: 0708.3112 · arxiv_version: 0708.3112v1 · doi: 10.48550/arxiv.0708.3112 · pith_short_12: O3MNPZNBVMM6 · pith_short_16: O3MNPZNBVMM6F36Q · pith_short_8: O3MNPZNB

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/O3MNPZNBVMM6F36QD6AJQUHXDP \
  | 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: 76d8d7e5a1ab19e2efd01f809850f71bdb97cbe57baf177727a9717721239adc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "883b0927fd1b28077d9de7d3a030f76c593794ce1ed544500caa5a0abb7ada15",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-23T00:25:49Z",
    "title_canon_sha256": "d73398f80856832b55155dc8fffd1cf695cd42eb547764560f1b7e55c82f546b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.3112",
    "kind": "arxiv",
    "version": 1
  }
}