Pith Number

pith:UDJA7QLC

pith:2018:UDJA7QLC5ZOZMJPYG5JO65MAHU

not attested not anchored not stored refs pending

Coherence and compatibility: a stronger approach

Ewerton Torres, Fabr\'icio Santos, Joilson Ribeiro

arxiv:1805.02992 v2 · 2018-05-08 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDJA7QLC5ZOZMJPYG5JO65MAHU}

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	2026-05-18T00:02:39.682777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0d20fc162ee5d9625f83752ef75803d2de8d7224f5af18dd59fbdb9a271852f

Aliases

arxiv: 1805.02992 · arxiv_version: 1805.02992v2 · doi: 10.48550/arxiv.1805.02992 · pith_short_12: UDJA7QLC5ZOZ · pith_short_16: UDJA7QLC5ZOZMJPY · pith_short_8: UDJA7QLC

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/UDJA7QLC5ZOZMJPYG5JO65MAHU \
  | 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: a0d20fc162ee5d9625f83752ef75803d2de8d7224f5af18dd59fbdb9a271852f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ab7ce96361d23dfafef490e865475ce19fd9da93b0bdc87ea32098aa66a89be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-05-08T13:08:41Z",
    "title_canon_sha256": "f758099844df530be16c62e5ff97b33176d565fb46013bae5196010a3c29408a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02992",
    "kind": "arxiv",
    "version": 2
  }
}