Pith Number

pith:ZIUL5HNL

pith:2017:ZIUL5HNLFGYCWSLLJH6HVAGPH5

not attested not anchored not stored refs pending

Unavoidable Sets of Partial Words of Uniform Length

F. Blanchet-Sadri (Department of Computer Science, Joey Becker (Department of Mathematics, Laure Flapan (Department of Mathematics, Stephen Watkins (Department of Mathematics, University of Nebraska), University of North Carolina), Vanderbilt University), Yale University)

arxiv:1708.06459 v1 · 2017-08-22 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZIUL5HNLFGYCWSLLJH6HVAGPH5}

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	2026-05-18T00:37:41.461276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca28be9dab29b02b496b49fc7a80cf3f652fa63c311f366c54b6b5bfadc79f92

Aliases

arxiv: 1708.06459 · arxiv_version: 1708.06459v1 · doi: 10.48550/arxiv.1708.06459 · pith_short_12: ZIUL5HNLFGYC · pith_short_16: ZIUL5HNLFGYCWSLL · pith_short_8: ZIUL5HNL

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/ZIUL5HNLFGYCWSLLJH6HVAGPH5 \
  | 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: ca28be9dab29b02b496b49fc7a80cf3f652fa63c311f366c54b6b5bfadc79f92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6445d12526b2fb1dd6d6354553576029c0576800601b4bf2812ce286266f680",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2017-08-22T00:47:56Z",
    "title_canon_sha256": "26994cf80bdf5a0109aa0619eac64e73193deedb92cba152d4e33abddc55926f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06459",
    "kind": "arxiv",
    "version": 1
  }
}