Pith Number

pith:H7FUKSWQ

pith:2014:H7FUKSWQ2K6FROGZJUJVBQ5LQH

not attested not anchored not stored refs pending

Active optics for high-dynamic variable curvature mirrors

David Le Mignant, Elodie Chardin, Emmanuel Hugot, Fabrice Madec, Gerard R. Lemaitre, Jean Gabriel Cuby, Marc Ferrari, Sebastien Vives

arxiv:1411.4807 v1 · 2014-11-18 · 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{H7FUKSWQ2K6FROGZJUJVBQ5LQH}

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	2026-05-18T02:34:51.198141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fcb454ad0d2bc58b8d94d1350c3ab81ea302f983f09510437d62f19bc3a3a2f

Aliases

arxiv: 1411.4807 · arxiv_version: 1411.4807v1 · doi: 10.48550/arxiv.1411.4807 · pith_short_12: H7FUKSWQ2K6F · pith_short_16: H7FUKSWQ2K6FROGZ · pith_short_8: H7FUKSWQ

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/H7FUKSWQ2K6FROGZJUJVBQ5LQH \
  | 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: 3fcb454ad0d2bc58b8d94d1350c3ab81ea302f983f09510437d62f19bc3a3a2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f21fdd439f8c6c014a443a32d2a802182e5272822978594b723d13e7d8601239",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-11-18T11:10:13Z",
    "title_canon_sha256": "f677e005f14ba303ffab9cb1964cf72233d7b80dbcb8466d7b6e20c2234d09f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4807",
    "kind": "arxiv",
    "version": 1
  }
}