Pith Number

pith:LUD4FUJF

pith:2017:LUD4FUJF4UYZ2UNFLCCGGEZIP6

not attested not anchored not stored refs pending

A computable analysis of variable words theorems

Benoit Monin, Ludovic Patey, Lu Liu

arxiv:1710.11219 v2 · 2017-10-30 · math.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{LUD4FUJF4UYZ2UNFLCCGGEZIP6}

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	2026-05-18T00:15:41.981858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d07c2d125e5319d51a558846313287fb386c100f2e7520f369d68d9f3931a4e

Aliases

arxiv: 1710.11219 · arxiv_version: 1710.11219v2 · doi: 10.48550/arxiv.1710.11219 · pith_short_12: LUD4FUJF4UYZ · pith_short_16: LUD4FUJF4UYZ2UNF · pith_short_8: LUD4FUJF

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/LUD4FUJF4UYZ2UNFLCCGGEZIP6 \
  | 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: 5d07c2d125e5319d51a558846313287fb386c100f2e7520f369d68d9f3931a4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c51d987c6b450fbca009cdeda4f5ddfd77ae688b9e395fa45ea2aff3f8ff2d46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-10-30T20:02:41Z",
    "title_canon_sha256": "805f58496acb130952853e7f04cc48a4990e8fe19e83913d00e9978dd60a4141"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.11219",
    "kind": "arxiv",
    "version": 2
  }
}