Pith Number

pith:IRNDEPDP

pith:2012:IRNDEPDPPVTVCEVX7KW4GJFNWP

not attested not anchored not stored refs pending

The View-Update Problem for Indefinite Databases

Ester Zumpano, Irina Trubitsyna, Luciano Caroprese, Miroslaw Truszczynski

arxiv:1205.4655 v1 · 2012-05-21 · cs.DB · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRNDEPDPPVTVCEVX7KW4GJFNWP}

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	2026-05-18T03:55:12.665672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

445a323c6f7d675112b7faadc324adb3ca42f86207b0a1b07992aac94dfac987

Aliases

arxiv: 1205.4655 · arxiv_version: 1205.4655v1 · doi: 10.48550/arxiv.1205.4655 · pith_short_12: IRNDEPDPPVTV · pith_short_16: IRNDEPDPPVTVCEVX · pith_short_8: IRNDEPDP

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/IRNDEPDPPVTVCEVX7KW4GJFNWP \
  | 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: 445a323c6f7d675112b7faadc324adb3ca42f86207b0a1b07992aac94dfac987

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "117566851b4e58fd69d6379a4e4a52449e9cee3586f5a25e3684ab777b3ceea5",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-05-21T16:42:06Z",
    "title_canon_sha256": "6c322ccad57e4e6213b290a1d6d463231245cd3a974faf829819113d332f9502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4655",
    "kind": "arxiv",
    "version": 1
  }
}