Pith Number

pith:D5WV2CNG

pith:2015:D5WV2CNG3Z4AE5CR56FMYOSJFK

not attested not anchored not stored refs pending

Focal plane wave-front sensing algorithm for high-contrast imaging

Deqing Ren, Jiangpei Dou, Xi Zhang, Yongtian Zhu

arxiv:1510.03791 v1 · 2015-10-13 · 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{D5WV2CNG3Z4AE5CR56FMYOSJFK}

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	2026-05-18T01:30:16.122821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f6d5d09a6de78027451ef8acc3a492a8587f072a1ae21a913199b0fbe4a6c9d

Aliases

arxiv: 1510.03791 · arxiv_version: 1510.03791v1 · doi: 10.48550/arxiv.1510.03791 · pith_short_12: D5WV2CNG3Z4A · pith_short_16: D5WV2CNG3Z4AE5CR · pith_short_8: D5WV2CNG

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/D5WV2CNG3Z4AE5CR56FMYOSJFK \
  | 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: 1f6d5d09a6de78027451ef8acc3a492a8587f072a1ae21a913199b0fbe4a6c9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa0620e0331d31a836dac4b3b384e73d1c3139d0c08ce70da7548c4d4faeea5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-10-13T17:28:15Z",
    "title_canon_sha256": "b2600f79cbc68a5a9463be0c5be25dfbbdb4b65c86c3f11c5496ce3d22722c8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03791",
    "kind": "arxiv",
    "version": 1
  }
}