Pith Number

pith:VPFNEWKD

pith:2017:VPFNEWKDB5MFGINZXQSP6H3HTS

not attested not anchored not stored refs pending

BHK mirror symmetry for K3 surfaces with non-symplectic automorphism

Nathan Priddis, Paola Comparin

arxiv:1704.00354 v2 · 2017-04-02 · 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{VPFNEWKDB5MFGINZXQSP6H3HTS}

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	2026-05-18T00:23:21.397239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abcad259430f585321b9bc24ff1f679c8b385806dc87e28db5093863df96d209

Aliases

arxiv: 1704.00354 · arxiv_version: 1704.00354v2 · doi: 10.48550/arxiv.1704.00354 · pith_short_12: VPFNEWKDB5MF · pith_short_16: VPFNEWKDB5MFGINZ · pith_short_8: VPFNEWKD

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/VPFNEWKDB5MFGINZXQSP6H3HTS \
  | 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: abcad259430f585321b9bc24ff1f679c8b385806dc87e28db5093863df96d209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d72ebf62a8a03fd692f4132c55895a7b56f43e92326190c275f23a24b609375",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-02T19:28:37Z",
    "title_canon_sha256": "c196c2268a4468413782e8b487daf1cf308f0e18ad9b0e6f95968d09d2730818"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00354",
    "kind": "arxiv",
    "version": 2
  }
}