Pith Number

pith:ZIFOZ3E4

pith:2015:ZIFOZ3E4GWPCS3TXQUAX56BKM3

not attested not anchored not stored refs pending

Structurally Tractable Uncertain Data

Antoine Amarilli

arxiv:1507.04955 v1 · 2015-07-17 · 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{ZIFOZ3E4GWPCS3TXQUAX56BKM3}

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	2026-05-18T01:11:00.007247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca0aecec9c359e296e7785017ef82a66dd68dcc6520a9922875e403f90cc9c6a

Aliases

arxiv: 1507.04955 · arxiv_version: 1507.04955v1 · doi: 10.48550/arxiv.1507.04955 · pith_short_12: ZIFOZ3E4GWPC · pith_short_16: ZIFOZ3E4GWPCS3TX · pith_short_8: ZIFOZ3E4

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/ZIFOZ3E4GWPCS3TXQUAX56BKM3 \
  | 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: ca0aecec9c359e296e7785017ef82a66dd68dcc6520a9922875e403f90cc9c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6295532d5fd297ca94626914e1e1fc6f36c9988b06a5e23a1cbe2dc3e2913285",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-07-17T13:04:32Z",
    "title_canon_sha256": "7cb3cbffa7f411934da9c251aeff5337862fde290d41030093829b41ec5747a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04955",
    "kind": "arxiv",
    "version": 1
  }
}