Pith Number

pith:FEO2A7DH

pith:2013:FEO2A7DH6DUZRQLMEJTVLJA6DP

not attested not anchored not stored refs pending

Sparse Shape Reconstruction

Alireza Aghasi, Justin Romberg

arxiv:1303.0018 v1 · 2013-02-28 · math.FA · cs.CV · math-ph · math.DG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEO2A7DH6DUZRQLMEJTVLJA6DP}

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	2026-05-18T03:32:07.101742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

291da07c67f0e998c16c226755a41e1bfe5ccefac805fb4b3761cd753c2dccf4

Aliases

arxiv: 1303.0018 · arxiv_version: 1303.0018v1 · doi: 10.48550/arxiv.1303.0018 · pith_short_12: FEO2A7DH6DUZ · pith_short_16: FEO2A7DH6DUZRQLM · pith_short_8: FEO2A7DH

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/FEO2A7DH6DUZRQLMEJTVLJA6DP \
  | 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: 291da07c67f0e998c16c226755a41e1bfe5ccefac805fb4b3761cd753c2dccf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc2951031238d3e2871957bbeeed0ca6a6f36a548e631861d4fb2d397db47a11",
    "cross_cats_sorted": [
      "cs.CV",
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-02-28T21:12:38Z",
    "title_canon_sha256": "f7c62c105d7cd3bcaa7787e184e3a7586d0b68c667a85cbcb598b309a07aa64b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0018",
    "kind": "arxiv",
    "version": 1
  }
}