Pith Number

pith:7WNA4Q6K

pith:2015:7WNA4Q6KQBOZEMM6MITASJWTBD

not attested not anchored not stored refs pending

Computing the Complete Pareto Front

Ruediger Ehlers

arxiv:1512.05207 v1 · 2015-12-16 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WNA4Q6KQBOZEMM6MITASJWTBD}

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	2026-05-18T01:24:13.274386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd9a0e43ca805d92319e62260926d308fbd6d5709e39c996ce3ce0e7998fcc34

Aliases

arxiv: 1512.05207 · arxiv_version: 1512.05207v1 · doi: 10.48550/arxiv.1512.05207 · pith_short_12: 7WNA4Q6KQBOZ · pith_short_16: 7WNA4Q6KQBOZEMM6 · pith_short_8: 7WNA4Q6K

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/7WNA4Q6KQBOZEMM6MITASJWTBD \
  | 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: fd9a0e43ca805d92319e62260926d308fbd6d5709e39c996ce3ce0e7998fcc34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02287565c234ed55794506ca5002c3f2f5d6d395e61806379d75802c9ede9037",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-12-16T15:23:16Z",
    "title_canon_sha256": "13529313e1368f5f329144643f485468527c0bbef9d49eadd385b3ad3ab91bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05207",
    "kind": "arxiv",
    "version": 1
  }
}