Pith Number

pith:2I42QOJI

pith:2019:2I42QOJI263L3O4CMZN3656NYA

not attested not anchored not stored refs pending

Unification and combination of iterative insertion strategies with rudimentary traversals and failure

Duy Duc Nguyen Michel Lenczner, Nicolas Ratier, Walid Belkhir

arxiv:1904.10901 v1 · 2019-04-16 · cs.LO · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2I42QOJI263L3O4CMZN3656NYA}

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	2026-05-17T23:47:49.767696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d239a83928d7b6bdbb82665bbf77cdc02477d3f238ac960d3d697823edc331ca

Aliases

arxiv: 1904.10901 · arxiv_version: 1904.10901v1 · doi: 10.48550/arxiv.1904.10901 · pith_short_12: 2I42QOJI263L · pith_short_16: 2I42QOJI263L3O4C · pith_short_8: 2I42QOJI

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/2I42QOJI263L3O4CMZN3656NYA \
  | 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: d239a83928d7b6bdbb82665bbf77cdc02477d3f238ac960d3d697823edc331ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6221304ff2bf034c108760b550589df59c9daadfd1091a3c89a1962dabd6e326",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-04-16T13:48:59Z",
    "title_canon_sha256": "5ccf8a87d077873f81d03d2e9c9c2b640a351c0e096c3ff8504d099b67b43cfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10901",
    "kind": "arxiv",
    "version": 1
  }
}