Pith Number

pith:HTGAVZGL

pith:2017:HTGAVZGLRFZE3ZTRGIRGDPWK2F

not attested not anchored not stored refs pending

Variations in $\mathbb{A}^1$ on a theme of Mohan Kumar

Matthias Wendt

arxiv:1704.00141 v2 · 2017-04-01 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HTGAVZGLRFZE3ZTRGIRGDPWK2F}

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	2026-05-18T00:03:37.360185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ccc0ae4cb89724de671322261becad143be8af20460249e4fbe884385a3533d

Aliases

arxiv: 1704.00141 · arxiv_version: 1704.00141v2 · doi: 10.48550/arxiv.1704.00141 · pith_short_12: HTGAVZGLRFZE · pith_short_16: HTGAVZGLRFZE3ZTR · pith_short_8: HTGAVZGL

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/HTGAVZGLRFZE3ZTRGIRGDPWK2F \
  | 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: 3ccc0ae4cb89724de671322261becad143be8af20460249e4fbe884385a3533d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3645b3f0e4ecb68cfcae7b2c9f7778384b0f6e21cef708754c82ff6c21566aee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-01T08:45:32Z",
    "title_canon_sha256": "cf25b2081956eb82a36989ffc3177f182d2dc4fdbb0a467d5b148baa94b37b28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00141",
    "kind": "arxiv",
    "version": 2
  }
}