Pith Number

pith:OYWT2IU2

pith:2015:OYWT2IU2DEHM57LCUJ2OKMG63N

not attested not anchored not stored refs pending

Towards Trace Metrics via Functor Lifting

Barbara K\"onig, Filippo Bonchi, Henning Kerstan, Paolo Baldan

arxiv:1505.08105 v1 · 2015-05-29 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYWT2IU2DEHM57LCUJ2OKMG63N}

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	2026-05-18T01:59:59.674409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

762d3d229a190ecefd62a274e530dedb5c8fc331119369caa1955b9f2d136067

Aliases

arxiv: 1505.08105 · arxiv_version: 1505.08105v1 · doi: 10.48550/arxiv.1505.08105 · pith_short_12: OYWT2IU2DEHM · pith_short_16: OYWT2IU2DEHM57LC · pith_short_8: OYWT2IU2

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/OYWT2IU2DEHM57LCUJ2OKMG63N \
  | 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: 762d3d229a190ecefd62a274e530dedb5c8fc331119369caa1955b9f2d136067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "006e28ddfa1b8f25ad90ed940588f0390955cfc725d638b596c29392fbd21739",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-05-29T16:23:09Z",
    "title_canon_sha256": "2ced4c7c9d596b920e3db129c2ca2a55e0c25d1c2fa8bd206b2c7d42c691484b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.08105",
    "kind": "arxiv",
    "version": 1
  }
}