Pith Number

pith:E7HPYMOB

pith:2020:E7HPYMOBJDSTTRSEXSMLQHURZ7

not attested not anchored not stored refs pending

Knowledge Graph Management on the Edge

Olivier Cur\'e, Philippe Calvez, Weiqin Xu

arxiv:2012.07108 v1 · 2020-12-13 · 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{E7HPYMOBJDSTTRSEXSMLQHURZ7}

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	2026-07-05T01:59:17.317850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27cefc31c148e539c644bc98b81e91cfd9acd38d9c8faf9cb4035f84b3f7c6fc

Aliases

arxiv: 2012.07108 · arxiv_version: 2012.07108v1 · doi: 10.48550/arxiv.2012.07108 · pith_short_12: E7HPYMOBJDST · pith_short_16: E7HPYMOBJDSTTRSE · pith_short_8: E7HPYMOB

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/E7HPYMOBJDSTTRSEXSMLQHURZ7 \
  | 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: 27cefc31c148e539c644bc98b81e91cfd9acd38d9c8faf9cb4035f84b3f7c6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ee133aacb338c78ac95d6d8be25c2f932f1cf27592d055d5e4901b6a9b0fbf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2020-12-13T17:25:26Z",
    "title_canon_sha256": "60a15ab93bce676a63319a2045cce6d45b84648f5a2303f4399dd2d25937fa0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07108",
    "kind": "arxiv",
    "version": 1
  }
}