Pith Number

pith:JMKA3VC4

pith:2017:JMKA3VC4BYP5VY3EA5WNQ5GTFW

not attested not anchored not stored refs pending

Linking Mathematical Software in Web Archives

Helge Holzmann, Mila Runnwerth, Wolfram Sperber

arxiv:1702.01165 v1 · 2017-02-03 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMKA3VC4BYP5VY3EA5WNQ5GTFW}

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	2026-05-18T00:51:24.367442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b140dd45c0e1fdae364076cd874d32d9c231fec3b7ef0d9da1b690871b8142a

Aliases

arxiv: 1702.01165 · arxiv_version: 1702.01165v1 · doi: 10.48550/arxiv.1702.01165 · pith_short_12: JMKA3VC4BYP5 · pith_short_16: JMKA3VC4BYP5VY3E · pith_short_8: JMKA3VC4

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/JMKA3VC4BYP5VY3EA5WNQ5GTFW \
  | 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: 4b140dd45c0e1fdae364076cd874d32d9c231fec3b7ef0d9da1b690871b8142a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27bcbfc2b51530a680be70675b406127bd4c02733e902f6c14c75e6312c4cd02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2017-02-03T21:23:21Z",
    "title_canon_sha256": "d8a1524f3f8906b43ecc0cbcc202a86211ffa0c692c7ea73506e9e7005eb46bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01165",
    "kind": "arxiv",
    "version": 1
  }
}