Pith Number

pith:DF25YCMR

pith:2012:DF25YCMRTZT2V3LZRSH6O7ZWK6

not attested not anchored not stored refs pending

Wavefront Phase Retrieval with Non-linear Curvature Sensors

C. Mackay, J. Crass, P. L. Aisher

arxiv:1211.6751 v1 · 2012-11-28 · 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{DF25YCMRTZT2V3LZRSH6O7ZWK6}

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	2026-05-18T01:52:53.576541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1975dc09919e67aaed798c8fe77f365793fbb9352b5614e21987247e7170fb3d

Aliases

arxiv: 1211.6751 · arxiv_version: 1211.6751v1 · doi: 10.48550/arxiv.1211.6751 · pith_short_12: DF25YCMRTZT2 · pith_short_16: DF25YCMRTZT2V3LZ · pith_short_8: DF25YCMR

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/DF25YCMRTZT2V3LZRSH6O7ZWK6 \
  | 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: 1975dc09919e67aaed798c8fe77f365793fbb9352b5614e21987247e7170fb3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83867826e06a294f5fefc6d19f7aefb409531e0a0f4369269c404015679cfb75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-11-28T21:04:42Z",
    "title_canon_sha256": "69d0aee365f2a68a81d29cc13dc759ca6c1f524ead1f972cc966ed0dfaabe2d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6751",
    "kind": "arxiv",
    "version": 1
  }
}