Pith Number

pith:34VTY6K5

pith:2011:34VTY6K5U3MWO4BNI2XIABZTVJ

not attested not anchored not stored refs pending

Robustness of Planar Fourier Capture Arrays to Colour Changes and Lost Pixels

Alyosha Molnar, Changhyuk Lee, Patrick R. Gill, Sriram Sivaramakrishnan

arxiv:1111.4524 v2 · 2011-11-19 · 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{34VTY6K5U3MWO4BNI2XIABZTVJ}

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	2026-05-18T02:21:28.608716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df2b3c795da6d967702d46ae800733aa4182b4f9432a6ecc95df424aa6dad689

Aliases

arxiv: 1111.4524 · arxiv_version: 1111.4524v2 · doi: 10.48550/arxiv.1111.4524 · pith_short_12: 34VTY6K5U3MW · pith_short_16: 34VTY6K5U3MWO4BN · pith_short_8: 34VTY6K5

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/34VTY6K5U3MWO4BNI2XIABZTVJ \
  | 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: df2b3c795da6d967702d46ae800733aa4182b4f9432a6ecc95df424aa6dad689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd18e898257d5d1f4408670406d7d72b0d8c1cfd9efc681ebf64c0f1b031fd6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-11-19T02:30:37Z",
    "title_canon_sha256": "f423824672455ad6f7c2261dd08c3c800ff5a34cb7f36ec352cf4826feb2f8c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4524",
    "kind": "arxiv",
    "version": 2
  }
}