Pith Number

pith:K62TBWTB

pith:2015:K62TBWTB4W4IR7F343RBNLQL3C

not attested not anchored not stored refs pending

D4M: Bringing Associative Arrays to Database Engines

Albert Reuther, Andrew Prout, Antonio Rosa, Bill Bergeron, Chansup Byun, Charles Yee, David Bestor, Jeremy Kepner, Julie Mullen, Lauren Edwards, Matthew Hubbell, Peter Michaleas, Vijay Gadepally, William Arcand

arxiv:1508.07371 v1 · 2015-08-28 · 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{K62TBWTB4W4IR7F343RBNLQL3C}

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	2026-05-18T00:52:17.707430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57b530da61e5b888fcbbe6e216ae0bd8b36c7680549937cf756ee175a33529de

Aliases

arxiv: 1508.07371 · arxiv_version: 1508.07371v1 · doi: 10.48550/arxiv.1508.07371 · pith_short_12: K62TBWTB4W4I · pith_short_16: K62TBWTB4W4IR7F3 · pith_short_8: K62TBWTB

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/K62TBWTB4W4IR7F343RBNLQL3C \
  | 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: 57b530da61e5b888fcbbe6e216ae0bd8b36c7680549937cf756ee175a33529de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b514067eff46df0372873ae5e3ca97ea82bee8a6885a5a706617d347d9085a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-08-28T22:46:56Z",
    "title_canon_sha256": "404cee8b0cd01ad6faf47deca43778ca4dccce13c9d0937e256fde40f67f423d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07371",
    "kind": "arxiv",
    "version": 1
  }
}