Pith Number

pith:FZNYLQG6

pith:2019:FZNYLQG64N654V53EBCKXEDKLK

not attested not anchored not stored refs pending

FoundationDB Record Layer: A Multi-Tenant Structured Datastore

Alec Grieser, Alexander Shraer, Ben Collins, Christos Chrysafis, Jay Dunkelberger, Kfir Lev-Ari, Mike McMahon, Moussa Ehsan, Nicholas Schiefer, Ori Herrnstadt, Scott Dugas, Scott Gray, Tao Lin

arxiv:1901.04452 v2 · 2019-01-14 · cs.DB · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZNYLQG64N654V53EBCKXEDKLK}

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	2026-05-17T23:49:50.206455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e5b85c0dee37dde57bb2044ab906a5a960f8052ad0120700acce0b1214613bc

Aliases

arxiv: 1901.04452 · arxiv_version: 1901.04452v2 · doi: 10.48550/arxiv.1901.04452 · pith_short_12: FZNYLQG64N65 · pith_short_16: FZNYLQG64N654V53 · pith_short_8: FZNYLQG6

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/FZNYLQG64N654V53EBCKXEDKLK \
  | 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: 2e5b85c0dee37dde57bb2044ab906a5a960f8052ad0120700acce0b1214613bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf13c515ccf710a36e6b1eb875147915642729ded3e3d9431542b84791b3fbfb",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-01-14T18:36:25Z",
    "title_canon_sha256": "cc9723e51417acac63165ee736a2941b00ecc84caae2d53f7272743b927ee2a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04452",
    "kind": "arxiv",
    "version": 2
  }
}