Pith Number

pith:GLVNILXQ

pith:2026:GLVNILXQADPDJFSX4JBPOBVJDH

not attested not anchored not stored refs pending

On a counterexample to a conjecture of J. Harris for octic surfaces

Hossein Movasati

arxiv:2606.26944 v1 · 2026-06-25 · math.AG · 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{GLVNILXQADPDJFSX4JBPOBVJDH}

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	2026-06-26T01:16:04.799053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32ead42ef000de349657e242f706a919c5b30a9ca6a374790563fe49553a7d31

Aliases

arxiv: 2606.26944 · arxiv_version: 2606.26944v1 · doi: 10.48550/arxiv.2606.26944 · pith_short_12: GLVNILXQADPD · pith_short_16: GLVNILXQADPDJFSX · pith_short_8: GLVNILXQ

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/GLVNILXQADPDJFSX4JBPOBVJDH \
  | 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: 32ead42ef000de349657e242f706a919c5b30a9ca6a374790563fe49553a7d31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31f8e84e086fedf44f8dd05c86e06f3968c8b40337f9956612e2f1e897671ada",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-06-25T12:17:19Z",
    "title_canon_sha256": "773d169c10a8652f9bba15b8a20c215f24556e630b78ee2db85fdf936bb62ad6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26944",
    "kind": "arxiv",
    "version": 1
  }
}