Pith Number

pith:S3PFO5KM

pith:2014:S3PFO5KMCMAWEUMZ5WUIIKJWDP

not attested not anchored not stored refs pending

Some notes on Esakia spaces

Dirk Hofmann, Pedro Nora

arxiv:1408.1072 v1 · 2014-08-05 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3PFO5KMCMAWEUMZ5WUIIKJWDP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:45:49.071021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96de57754c1301625199eda88429361beab7d0c549175748142dabf1fbffb7e0

Aliases

arxiv: 1408.1072 · arxiv_version: 1408.1072v1 · doi: 10.48550/arxiv.1408.1072 · pith_short_12: S3PFO5KMCMAW · pith_short_16: S3PFO5KMCMAWEUMZ · pith_short_8: S3PFO5KM

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/S3PFO5KMCMAWEUMZ5WUIIKJWDP \
  | 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: 96de57754c1301625199eda88429361beab7d0c549175748142dabf1fbffb7e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5778984c8b1c71c33c93f9d82a379358a7b6478eda2b3018b1479e42a4d82379",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2014-08-05T19:12:26Z",
    "title_canon_sha256": "d6796f6b8fad892442d6e335cd191615e87f68863a697680c0bb751934e6974c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1072",
    "kind": "arxiv",
    "version": 1
  }
}