Pith Number

pith:P2NSTY6D

pith:2012:P2NSTY6DVIZPLQ3AOFJC7BPBDY

not attested not anchored not stored refs pending

The View Update Problem Revisited

Enrico Franconi, Paolo Guagliardo

arxiv:1211.3016 v1 · 2012-11-13 · 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{P2NSTY6DVIZPLQ3AOFJC7BPBDY}

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	2026-05-18T03:40:52.079038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e9b29e3c3aa32f5c36071522f85e11e0a88ad60f67effcfdd9636f898e4c647

Aliases

arxiv: 1211.3016 · arxiv_version: 1211.3016v1 · doi: 10.48550/arxiv.1211.3016 · pith_short_12: P2NSTY6DVIZP · pith_short_16: P2NSTY6DVIZPLQ3A · pith_short_8: P2NSTY6D

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/P2NSTY6DVIZPLQ3AOFJC7BPBDY \
  | 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: 7e9b29e3c3aa32f5c36071522f85e11e0a88ad60f67effcfdd9636f898e4c647

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43155286ee151930a6dbec2af9ef3b4d3d15c79dcae9e6b40d064f78d85af940",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-11-13T15:07:48Z",
    "title_canon_sha256": "4d37428c9f71b694ac8c43278d9f83dbc7100b9dccaaf144d399bc08817a9757"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3016",
    "kind": "arxiv",
    "version": 1
  }
}