Pith Number

pith:HC7B2FYL

pith:2015:HC7B2FYLM24FKMH57B2X4NRNSO

not attested not anchored not stored refs pending

Speculative Approximations for Terascale Analytics

Chengjie Qin, Florin Rusu

arxiv:1501.00255 v1 · 2015-01-01 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HC7B2FYLM24FKMH57B2X4NRNSO}

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	2026-05-18T02:30:09.751572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38be1d170b66b85530fdf8757e362d939b244d5af34c90ef6584acb615028ccc

Aliases

arxiv: 1501.00255 · arxiv_version: 1501.00255v1 · doi: 10.48550/arxiv.1501.00255 · pith_short_12: HC7B2FYLM24F · pith_short_16: HC7B2FYLM24FKMH5 · pith_short_8: HC7B2FYL

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/HC7B2FYLM24FKMH57B2X4NRNSO \
  | 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: 38be1d170b66b85530fdf8757e362d939b244d5af34c90ef6584acb615028ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40d5d6b6b36ec06f3f424a421182297052066565a5c0df9a3ee6ccbac8e8123a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-01-01T07:07:44Z",
    "title_canon_sha256": "2cc2458a0f65f613e72b2dc1ded49c533663f683497d6b42dd6bc3cb21d884e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00255",
    "kind": "arxiv",
    "version": 1
  }
}