Pith Number

pith:ZRCSB2HU

pith:2019:ZRCSB2HUXDBKXSYSYMJPIUY3JF

not attested not anchored not stored refs pending

Algorithms for Similarity Search and Pseudorandomness

Tobias Christiani

arxiv:1906.09430 v1 · 2019-06-22 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRCSB2HUXDBKXSYSYMJPIUY3JF}

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	2026-05-17T23:42:38.089180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc4520e8f4b8c2abcb12c312f4531b496c8b485696a8c67383dd9ba638eec28d

Aliases

arxiv: 1906.09430 · arxiv_version: 1906.09430v1 · doi: 10.48550/arxiv.1906.09430 · pith_short_12: ZRCSB2HUXDBK · pith_short_16: ZRCSB2HUXDBKXSYS · pith_short_8: ZRCSB2HU

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/ZRCSB2HUXDBKXSYSYMJPIUY3JF \
  | 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: cc4520e8f4b8c2abcb12c312f4531b496c8b485696a8c67383dd9ba638eec28d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732c668e68d3177777bc6698ac388ddbfa9d61ecfc70e9a357185a468f39a487",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-06-22T10:53:40Z",
    "title_canon_sha256": "d9ab24a59c17a861bb792eed7fe1a7c373128c14dee76399a258c6458f7b5c9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09430",
    "kind": "arxiv",
    "version": 1
  }
}