Pith Number

pith:KZEH267K

pith:2016:KZEH267K333PSQW7YNJXNZ3ULT

not attested not anchored not stored refs pending

Examples of minimal set for IFSs

Aldo Portela, Jorge Iglesias, Nancy Guelman

arxiv:1610.07517 v1 · 2016-10-24 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZEH267K333PSQW7YNJXNZ3ULT}

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	2026-05-18T01:01:29.907769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56487d7beadef6f942dfc35376e7745ce811c5e6f10522ebfcd4fc32cbc90614

Aliases

arxiv: 1610.07517 · arxiv_version: 1610.07517v1 · doi: 10.48550/arxiv.1610.07517 · pith_short_12: KZEH267K333P · pith_short_16: KZEH267K333PSQW7 · pith_short_8: KZEH267K

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/KZEH267K333PSQW7YNJXNZ3ULT \
  | 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: 56487d7beadef6f942dfc35376e7745ce811c5e6f10522ebfcd4fc32cbc90614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "929f89fdf47695eff7bbc6b7f73ed2d120ae394a52a2bd0019839f8bc5be2ebe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-10-24T18:06:17Z",
    "title_canon_sha256": "4dd479104eb62f33e70566511fa7a199b743d7dcaeeb72882ff2c9efcdba3dc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07517",
    "kind": "arxiv",
    "version": 1
  }
}