Pith Number

pith:4ABHZ67W

pith:2013:4ABHZ67WTXIEXMUP7P2ZFCQKVM

not attested not anchored not stored refs pending

Exact Reconstruction of Spatially Undersampled Signals in Evolutionary Systems

Akram Aldroubi, Ilya Krishtal, Jacqueline Davis

arxiv:1312.3203 v1 · 2013-12-04 · cs.OH · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ABHZ67WTXIEXMUP7P2ZFCQKVM}

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	2026-05-18T02:32:14.283981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0027cfbf69dd04bb28ffbf5928a0aab1d812cabec3e547aeceed582f182f53f

Aliases

arxiv: 1312.3203 · arxiv_version: 1312.3203v1 · doi: 10.48550/arxiv.1312.3203 · pith_short_12: 4ABHZ67WTXIE · pith_short_16: 4ABHZ67WTXIEXMUP · pith_short_8: 4ABHZ67W

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/4ABHZ67WTXIEXMUP7P2ZFCQKVM \
  | 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: e0027cfbf69dd04bb28ffbf5928a0aab1d812cabec3e547aeceed582f182f53f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65014a8395158cba70629cb0885c66595c00d0527ffd140c82e5b74b5708734f",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2013-12-04T19:52:24Z",
    "title_canon_sha256": "3d5b67181712adc2eb9498270a9f5a7c44886862fa79674b63600537ed8418e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3203",
    "kind": "arxiv",
    "version": 1
  }
}