Pith Number

pith:BEODJ3YC

pith:2014:BEODJ3YCJFT54JDV3ZDID5WE4Y

not attested not anchored not stored refs pending

Sparse Sampling in Helical Cone-Beam CT Perfect Reconstruction Algorithms

Arie Feuer, Tamir Bendory

arxiv:1412.3280 v2 · 2014-12-10 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BEODJ3YCJFT54JDV3ZDID5WE4Y}

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	2026-05-18T01:21:02.801537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

091c34ef024967de2475de4681f6c4e6232aefc3d0c8d6f54735d40136e85846

Aliases

arxiv: 1412.3280 · arxiv_version: 1412.3280v2 · doi: 10.48550/arxiv.1412.3280 · pith_short_12: BEODJ3YCJFT5 · pith_short_16: BEODJ3YCJFT54JDV · pith_short_8: BEODJ3YC

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/BEODJ3YCJFT54JDV3ZDID5WE4Y \
  | 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: 091c34ef024967de2475de4681f6c4e6232aefc3d0c8d6f54735d40136e85846

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b4ed2cf238f35eb95d86e3e58e5246050343396ed04732aff42faeb275465ad",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-12-10T12:44:19Z",
    "title_canon_sha256": "7098e1957d6a3b692b3c130d42badff51760a4e21503e49ab69909b8ae2200da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3280",
    "kind": "arxiv",
    "version": 2
  }
}