Pith Number

pith:7WGX5PYZ

pith:2021:7WGX5PYZUAYCZQUDATHBBUIIK4

not attested not anchored not stored refs pending

Improving holographic particle characterization by modeling spherical aberration

Brian Leahy, Caroline Martin, Vinothan Manoharan

arxiv:2105.12180 v1 · 2021-05-25 · 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{7WGX5PYZUAYCZQUDATHBBUIIK4}

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	2026-07-05T02:43:35.620300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd8d7ebf19a0302cc28304ce10d1085738c1f16f88ff37865622f20810bf0a38

Aliases

arxiv: 2105.12180 · arxiv_version: 2105.12180v1 · doi: 10.48550/arxiv.2105.12180 · pith_short_12: 7WGX5PYZUAYC · pith_short_16: 7WGX5PYZUAYCZQUD · pith_short_8: 7WGX5PYZ

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/7WGX5PYZUAYCZQUDATHBBUIIK4 \
  | 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: fd8d7ebf19a0302cc28304ce10d1085738c1f16f88ff37865622f20810bf0a38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d833fc952cc56f85718aded1dc6e649c6b72f21c11433633aa3b68ff0b70c386",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-05-25T19:20:30Z",
    "title_canon_sha256": "aeaa43f19e3cdf196f87367a62fa9244d7308d9e3b9fd4b234a3dcc2d119aa95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12180",
    "kind": "arxiv",
    "version": 1
  }
}