Pith Number

pith:O73UBM3Q

pith:2016:O73UBM3QRJ3H2TBTINYC5HYXMN

not attested not anchored not stored refs pending

Interoperability in the OpenDreamKit Project: The Math-in-the-Middle Approach

Alexander Konovalov, Markus Pfeiffer, Michael Kohlhase, Nicolas M. Thi\'ery, Paul-Olivier Dehaye, Samuel Leli\`evre

arxiv:1603.06424 v1 · 2016-03-21 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O73UBM3QRJ3H2TBTINYC5HYXMN}

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	2026-05-18T00:33:37.081765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f740b3708a767d4c3343702e9f176371ce404d9224d42d585c4a6595314c0b

Aliases

arxiv: 1603.06424 · arxiv_version: 1603.06424v1 · doi: 10.48550/arxiv.1603.06424 · pith_short_12: O73UBM3QRJ3H · pith_short_16: O73UBM3QRJ3H2TBT · pith_short_8: O73UBM3Q

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/O73UBM3QRJ3H2TBTINYC5HYXMN \
  | 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: 77f740b3708a767d4c3343702e9f176371ce404d9224d42d585c4a6595314c0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ccd0858274297c18900e1ebca27798de0e38d9a14b120b785de2887a306f0cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2016-03-21T13:18:44Z",
    "title_canon_sha256": "294c79228a887908b1b95939f01a334fb31d589e42f93750dc6f9329178c8664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06424",
    "kind": "arxiv",
    "version": 1
  }
}