Pith Number

pith:2UUNSM37

pith:2011:2UUNSM37WIV5G5SFC4DU7DHGSY

not attested not anchored not stored refs pending

Privacy-Enhanced Methods for Comparing Compressed DNA Sequences

David Eppstein, Michael T. Goodrich, Pierre Baldi

arxiv:1107.3593 v1 · 2011-07-18 · cs.CR · 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	2026-05-18T04:17:24.474916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d528d9337fb22bd3764517074f8ce696111436b61c6904cd4f625f1c0bdbfda2

Aliases

arxiv: 1107.3593 · arxiv_version: 1107.3593v1 · doi: 10.48550/arxiv.1107.3593 · pith_short_12: 2UUNSM37WIV5 · pith_short_16: 2UUNSM37WIV5G5SF · pith_short_8: 2UUNSM37

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/2UUNSM37WIV5G5SFC4DU7DHGSY \
  | 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: d528d9337fb22bd3764517074f8ce696111436b61c6904cd4f625f1c0bdbfda2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e27b2a79bf967359f7348c6760e2aab7ddd3f169a594f296dae3efbdd2abbc9e",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-07-18T22:58:37Z",
    "title_canon_sha256": "f319948dd94ea0b4542cd1592c4af0072d48ca719ccd4a9b3b4effa82b09331b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3593",
    "kind": "arxiv",
    "version": 1
  }
}