Pith Number

pith:7URD5DS5

pith:2014:7URD5DS5243AGLBIU4XM2KVTWC

not attested not anchored not stored refs pending

On the Complexity of Trial and Error for Constraint Satisfaction Problems

Aarthi Sundaram, G\'abor Ivanyos, Miklos Santha, Raghav Kulkarni, Youming Qiao

arxiv:1406.5336 v2 · 2014-06-20 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7URD5DS5243AGLBIU4XM2KVTWC}

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	2026-05-18T00:37:57.721428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd223e8e5dd736032c28a72ecd2ab3b0bd94f33567b228b9ebe0f0668249a329

Aliases

arxiv: 1406.5336 · arxiv_version: 1406.5336v2 · doi: 10.48550/arxiv.1406.5336 · pith_short_12: 7URD5DS5243A · pith_short_16: 7URD5DS5243AGLBI · pith_short_8: 7URD5DS5

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/7URD5DS5243AGLBIU4XM2KVTWC \
  | 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: fd223e8e5dd736032c28a72ecd2ab3b0bd94f33567b228b9ebe0f0668249a329

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1af140394526654093fb13c081817199a31d0cc0c19cfb3f5508bae69212e1af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-06-20T09:49:08Z",
    "title_canon_sha256": "e468ad8174c162cfff09b4e8ea0b0f9335e81fa7b14ab2e858fdcb9566341fec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5336",
    "kind": "arxiv",
    "version": 2
  }
}