Pith Number

pith:VYEQXW36

pith:2009:VYEQXW367VB4AXIEQRMDCX2ER7

not attested not anchored not stored refs pending

An Improved Observation Model for Super-Resolution under Affine Motion

F. Champagnat, G. Le Besnerais, G. Rochefort, J.-F. Giovannelli

arxiv:0908.3250 v1 · 2009-08-22 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYEQXW367VB4AXIEQRMDCX2ER7}

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	2026-05-18T02:12:23.964135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae090bdb7efd43c05d048458315f448ffafde335dcea4765191fedb3da2ff118

Aliases

arxiv: 0908.3250 · arxiv_version: 0908.3250v1 · doi: 10.48550/arxiv.0908.3250 · pith_short_12: VYEQXW367VB4 · pith_short_16: VYEQXW367VB4AXIE · pith_short_8: VYEQXW36

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/VYEQXW367VB4AXIEQRMDCX2ER7 \
  | 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: ae090bdb7efd43c05d048458315f448ffafde335dcea4765191fedb3da2ff118

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8e56752aa0b4d348cb5838c24aafc683a9a8085e6da2c128ccff9de7a152ded",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2009-08-22T13:42:51Z",
    "title_canon_sha256": "df6643035a62624fa6eae6d3ee99cd84bc77a8fe49132ba3ba5680dda0d70b3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3250",
    "kind": "arxiv",
    "version": 1
  }
}