Pith Number

pith:3FD5O5FF

pith:2015:3FD5O5FFKT73WKA4AFILMY7EOC

not attested not anchored not stored refs pending

Signal Processing Structures for Solving Conservative Constraint Satisfaction Problems

Tarek A. Lahlou, Thomas A. Baran

arxiv:1510.05231 v1 · 2015-10-18 · cs.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{3FD5O5FFKT73WKA4AFILMY7EOC}

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	2026-05-18T01:29:52.845273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d947d774a554ffbb281c0150b663e4709db300f924b4e1697650abd7e954896f

Aliases

arxiv: 1510.05231 · arxiv_version: 1510.05231v1 · doi: 10.48550/arxiv.1510.05231 · pith_short_12: 3FD5O5FFKT73 · pith_short_16: 3FD5O5FFKT73WKA4 · pith_short_8: 3FD5O5FF

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/3FD5O5FFKT73WKA4AFILMY7EOC \
  | 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: d947d774a554ffbb281c0150b663e4709db300f924b4e1697650abd7e954896f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e5bba0a2847050032043e9e6a501d79b4ac298ca552d3cccf52b6e84407685c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2015-10-18T12:21:48Z",
    "title_canon_sha256": "6bfe856d66853053b6df5e900f5d5dfed54c732ce09debc8c71e6c684f489800"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05231",
    "kind": "arxiv",
    "version": 1
  }
}