Pith Number

pith:DJ4AM22M

pith:2013:DJ4AM22M2AZTZG6TDZS5UPIZO2

not attested not anchored not stored refs pending

Order Preserving Matching

Costas S. Iliopoulos, Jinil Kim, Kunsoo Park, Peter Eades, Rudolf Fleischer, Seok-Hee Hong, Simon J. Puglisi, Takeshi Tokuyama

arxiv:1302.4064 v1 · 2013-02-17 · cs.DS

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

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	2026-05-18T03:33:24.356258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a78066b4cd0333c9bd31e65da3d1976a08fa01b99f3a364e9665813224f3629

Aliases

arxiv: 1302.4064 · arxiv_version: 1302.4064v1 · doi: 10.48550/arxiv.1302.4064 · pith_short_12: DJ4AM22M2AZT · pith_short_16: DJ4AM22M2AZTZG6T · pith_short_8: DJ4AM22M

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/DJ4AM22M2AZTZG6TDZS5UPIZO2 \
  | 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: 1a78066b4cd0333c9bd31e65da3d1976a08fa01b99f3a364e9665813224f3629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f154350f80f0bb63ea6327b47bbe1f4bde9ac31974bf65f1fe2116d0a58db737",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-02-17T13:06:42Z",
    "title_canon_sha256": "61233b20fbcd59f3d31f2e252f869d93d15aad901c4610e277a01dd93203d639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4064",
    "kind": "arxiv",
    "version": 1
  }
}