Pith Number

pith:OMCHUN4E

pith:2014:OMCHUN4EDKK7XSMCDMKZKYQF6W

not attested not anchored not stored refs pending

Image reconstruction from limited range projections using orthogonal moments

Guo-Niu Han (IRMA), Huazhong Shu (CRIBS, Jean-Louis Coatrieux (CRIBS, Jian Zhou (CRIBS, Limin M. Luo (CRIBS, LIST), LTSI)

arxiv:1403.3021 v1 · 2014-03-12 · cs.CV · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMCHUN4EDKK7XSMCDMKZKYQF6W}

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	2026-05-18T02:56:31.972201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73047a37841a95fbc9821b15956205f5a3c5eb107b4a57b21f599f0dec14a218

Aliases

arxiv: 1403.3021 · arxiv_version: 1403.3021v1 · doi: 10.48550/arxiv.1403.3021 · pith_short_12: OMCHUN4EDKK7 · pith_short_16: OMCHUN4EDKK7XSMC · pith_short_8: OMCHUN4E

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/OMCHUN4EDKK7XSMCDMKZKYQF6W \
  | 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: 73047a37841a95fbc9821b15956205f5a3c5eb107b4a57b21f599f0dec14a218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7622b78cbd127c33ab310ead85b98958ec2ec97269f9e391ce478e8bca6a2bc1",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-03-12T16:44:20Z",
    "title_canon_sha256": "ef62072ec6be37492467f8dd7502c6006abda122b0e8c505b7f7ba7eccea4c7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3021",
    "kind": "arxiv",
    "version": 1
  }
}