Pith Number

pith:HKWZOHNQ

pith:2018:HKWZOHNQ4V5BQJQMD5VWZO3NYP

not attested not anchored not stored refs pending

Direct 3D Tomographic Reconstruction and Phase-Retrieval of Far-Field Coherent Diffraction Patterns

Bastian E. Gr{\o}nager, J. W. Andreasen, Martin Skovgaard Andersen, T. Ramos

arxiv:1808.02109 v3 · 2018-07-30 · physics.comp-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{HKWZOHNQ4V5BQJQMD5VWZO3NYP}

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	2026-05-17T23:54:43.651841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3aad971db0e57a18260c1f6b6cbb6dc3d7b9e4e0d33f468e24ec10d321c2c411

Aliases

arxiv: 1808.02109 · arxiv_version: 1808.02109v3 · doi: 10.48550/arxiv.1808.02109 · pith_short_12: HKWZOHNQ4V5B · pith_short_16: HKWZOHNQ4V5BQJQM · pith_short_8: HKWZOHNQ

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/HKWZOHNQ4V5BQJQMD5VWZO3NYP \
  | 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: 3aad971db0e57a18260c1f6b6cbb6dc3d7b9e4e0d33f468e24ec10d321c2c411

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "201170f99a98876aca4065f95fe8452af2d866ffc3b4deefea50730be8db2fa8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-07-30T11:25:01Z",
    "title_canon_sha256": "279a19db1ea1d041b41f416dee4803985ace26863d58112d37dd04dea940eafc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02109",
    "kind": "arxiv",
    "version": 3
  }
}