Pith Number

pith:ASPOASH2

pith:2017:ASPOASH2PHZ7RMJLI72EUNZL3D

not attested not anchored not stored refs pending

On the structure of WDC sets

Du\v{s}an Pokorn\'y, Jan Rataj, Lud\v{e}k Zaj\'i\v{c}ek

arxiv:1703.09520 v2 · 2017-03-28 · 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{ASPOASH2PHZ7RMJLI72EUNZL3D}

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	2026-05-18T00:43:15.531551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

049ee048fa79f3f8b12b47f44a372bd8ed856f284b7061c7210379a187e3ef76

Aliases

arxiv: 1703.09520 · arxiv_version: 1703.09520v2 · doi: 10.48550/arxiv.1703.09520 · pith_short_12: ASPOASH2PHZ7 · pith_short_16: ASPOASH2PHZ7RMJL · pith_short_8: ASPOASH2

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/ASPOASH2PHZ7RMJLI72EUNZL3D \
  | 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: 049ee048fa79f3f8b12b47f44a372bd8ed856f284b7061c7210379a187e3ef76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "403a49e0a331d5518489c44633b4a3afc782ae485cb3c62304ac458f7d927d8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-03-28T11:54:29Z",
    "title_canon_sha256": "a0558731aff215aecaabb51d6ef16c4b19c29d15b0c12370a7b32b55bb2965b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09520",
    "kind": "arxiv",
    "version": 2
  }
}