Pith Number

pith:2W3U2K5E

pith:2012:2W3U2K5EOQBJX4SOY5LPXRPPBX

not attested not anchored not stored refs pending

Squares of positive $(p,p)$-forms

Szymon Plis, Zbigniew Blocki

arxiv:1212.0029 v1 · 2012-11-30 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2W3U2K5EOQBJX4SOY5LPXRPPBX}

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	2026-05-18T03:39:27.598232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5b74d2ba474029bf24ec756fbc5ef0dfe81a5cfaf6f529436f6eaff607f673b

Aliases

arxiv: 1212.0029 · arxiv_version: 1212.0029v1 · doi: 10.48550/arxiv.1212.0029 · pith_short_12: 2W3U2K5EOQBJ · pith_short_16: 2W3U2K5EOQBJX4SO · pith_short_8: 2W3U2K5E

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/2W3U2K5EOQBJX4SOY5LPXRPPBX \
  | 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: d5b74d2ba474029bf24ec756fbc5ef0dfe81a5cfaf6f529436f6eaff607f673b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf181b9a5f84e2e4957f3c04748f4715c9a6e59303ace390d7a633a667013493",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-11-30T22:35:04Z",
    "title_canon_sha256": "9ccb7591597cb0bd0a647d1fa0dcc80d9713890bcb29f0d9291b8dd76db0f987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0029",
    "kind": "arxiv",
    "version": 1
  }
}