Pith Number

pith:SH5AG333

pith:2017:SH5AG333PWZMTZUSHZ2V7CDEUM

not attested not anchored not stored refs pending

Coordinates Adapted to Vector Fields: Canonical Coordinates

Betsy Stovall, Brian Street

arxiv:1709.04528 v4 · 2017-09-13 · math.DG · math.CA · 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{SH5AG333PWZMTZUSHZ2V7CDEUM}

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	2026-05-18T00:02:28.192974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91fa036f7b7db2c9e6923e755f8864a32888e800a140e2b9b29a392cdec4cb0e

Aliases

arxiv: 1709.04528 · arxiv_version: 1709.04528v4 · doi: 10.48550/arxiv.1709.04528 · pith_short_12: SH5AG333PWZM · pith_short_16: SH5AG333PWZMTZUS · pith_short_8: SH5AG333

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/SH5AG333PWZMTZUSHZ2V7CDEUM \
  | 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: 91fa036f7b7db2c9e6923e755f8864a32888e800a140e2b9b29a392cdec4cb0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7f4d88b325a347a1547c86548c13dada7b14fc0c88bd9ddcd71d0021457dec2",
    "cross_cats_sorted": [
      "math.CA",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-09-13T20:28:48Z",
    "title_canon_sha256": "2cfbff8d36637e1d9dec7c955096f74694bdd83fdfcd72c137a6a864ba8b0e05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04528",
    "kind": "arxiv",
    "version": 4
  }
}