Pith Number

pith:P4VY4NHK

pith:2011:P4VY4NHK55AW67IVNBXYX7LMOQ

not attested not anchored not stored refs pending

Off-axis digital hologram reconstruction: some practical considerations

Michael Atlan, Nicolas Verrier

arxiv:1111.4126 v1 · 2011-11-17 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4VY4NHK55AW67IVNBXYX7LMOQ}

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	2026-05-18T04:08:05.629472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f2b8e34eaef416f7d15686f8bfd6c741642effcbf72d803cea7389ae993638a

Aliases

arxiv: 1111.4126 · arxiv_version: 1111.4126v1 · doi: 10.48550/arxiv.1111.4126 · pith_short_12: P4VY4NHK55AW · pith_short_16: P4VY4NHK55AW67IV · pith_short_8: P4VY4NHK

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/P4VY4NHK55AW67IVNBXYX7LMOQ \
  | 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: 7f2b8e34eaef416f7d15686f8bfd6c741642effcbf72d803cea7389ae993638a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "876a0b9e2b0bb0e990e0d7d14a67835482ae9742cf30019aa223dab70fc9f04c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-11-17T15:24:37Z",
    "title_canon_sha256": "45c77e3f88b8338687d7c0bc5d1a9b99bac5b5694af1ea2d2e7c872c18b86d21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4126",
    "kind": "arxiv",
    "version": 1
  }
}