Pith Number

pith:IXD6THTF

pith:2019:IXD6THTFXOAAWVE7RDOCSK3NC6

not attested not anchored not stored refs pending

A note on the Nielsen realization problem for K3 surfaces

David Baraglia, Hokuto Konno

arxiv:1908.03970 v1 · 2019-08-11 · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXD6THTFXOAAWVE7RDOCSK3NC6}

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	2026-07-05T06:40:06.473011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45c7e99e65bb800b549f88dc292b6d17ae86c9ea36b99e121e778f1b8f748476

Aliases

arxiv: 1908.03970 · arxiv_version: 1908.03970v1 · doi: 10.48550/arxiv.1908.03970 · pith_short_12: IXD6THTFXOAA · pith_short_16: IXD6THTFXOAAWVE7 · pith_short_8: IXD6THTF

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/IXD6THTFXOAAWVE7RDOCSK3NC6 \
  | 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: 45c7e99e65bb800b549f88dc292b6d17ae86c9ea36b99e121e778f1b8f748476

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60c3643c022d81034239ab31629e8b64b2994b38503a9126e0fd8b116d0ce72f",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-08-11T23:04:45Z",
    "title_canon_sha256": "997ec9bda7397006101887f94ab51f1eb16a0b4034bd5793f76dfb6c599fd288"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03970",
    "kind": "arxiv",
    "version": 1
  }
}