Pith Number

pith:YMH5VEIL

pith:2017:YMH5VEILXIA2NENRTRWH7HV2EI

not attested not anchored not stored refs pending

Bases and selectors for tall families

Carlos Uzcategui, Jan Grebik

arxiv:1710.08766 v2 · 2017-10-24 · 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{YMH5VEILXIA2NENRTRWH7HV2EI}

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	2026-05-18T00:30:57.264458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c30fda910bba01a691b19c6c7f9eba22071d4e9336e5937c9ea5a12311999996

Aliases

arxiv: 1710.08766 · arxiv_version: 1710.08766v2 · doi: 10.48550/arxiv.1710.08766 · pith_short_12: YMH5VEILXIA2 · pith_short_16: YMH5VEILXIA2NENR · pith_short_8: YMH5VEIL

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/YMH5VEILXIA2NENRTRWH7HV2EI \
  | 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: c30fda910bba01a691b19c6c7f9eba22071d4e9336e5937c9ea5a12311999996

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "609f8bb9ae66d7dbb5a4f5b4bb0aa980eb190564de29f6753b34c180c372c115",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-10-24T13:40:38Z",
    "title_canon_sha256": "47d52ad8c8e2e72d7ae24526e413a937c61aaf53c477b60767db5cfe821ea1c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08766",
    "kind": "arxiv",
    "version": 2
  }
}