Pith Number

pith:SK56E22G

pith:2017:SK56E22GTJDJZ6ZZ426RT6LBZJ

not attested not anchored not stored refs pending

A Newman property for BLD-mappings

Rami Luisto

arxiv:1709.08438 v2 · 2017-09-25 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SK56E22GTJDJZ6ZZ426RT6LBZJ}

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	2026-05-17T23:43:28.637489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92bbe26b469a469cfb39e6bd19f961ca61e66bbd181515c688ece8b6419aea41

Aliases

arxiv: 1709.08438 · arxiv_version: 1709.08438v2 · doi: 10.48550/arxiv.1709.08438 · pith_short_12: SK56E22GTJDJ · pith_short_16: SK56E22GTJDJZ6ZZ · pith_short_8: SK56E22G

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/SK56E22GTJDJZ6ZZ426RT6LBZJ \
  | 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: 92bbe26b469a469cfb39e6bd19f961ca61e66bbd181515c688ece8b6419aea41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01c60cf8a3f806fdcf4b347da6bb309cec584e51ba03787a3a0aac27c800765a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-09-25T11:55:48Z",
    "title_canon_sha256": "767095a884b6d429ad32470bb4d7ddb5b670fe6f256a45aa9823f0396001e347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08438",
    "kind": "arxiv",
    "version": 2
  }
}