Pith Number

pith:VBC6WR52

pith:2019:VBC6WR52KFUZXKSJ4VC3GE5H5N

not attested not anchored not stored refs pending

Stability Conditions for 3-fold Flops

Michael Wemyss, Yuki Hirano

arxiv:1907.09742 v3 · 2019-07-23 · math.AG · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VBC6WR52KFUZXKSJ4VC3GE5H5N}

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.

Cited by

1 paper in Pith

Symplectomorphisms and spherical objects in the conifold smoothing

Receipt and verification

First computed	2026-07-05T05:12:43.632198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a845eb47ba51699baa49e545b313a7eb56cb8db6788bf0a8e09009dd3a3bd2d3

Aliases

arxiv: 1907.09742 · arxiv_version: 1907.09742v3 · doi: 10.48550/arxiv.1907.09742 · pith_short_12: VBC6WR52KFUZ · pith_short_16: VBC6WR52KFUZXKSJ · pith_short_8: VBC6WR52

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/VBC6WR52KFUZXKSJ4VC3GE5H5N \
  | 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: a845eb47ba51699baa49e545b313a7eb56cb8db6788bf0a8e09009dd3a3bd2d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27c0b6b5c0afe31ba6ce3539898c901e5d5d6eef58c2c13029b2143587d7f714",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-07-23T08:07:58Z",
    "title_canon_sha256": "3175c5a8baa6f048f311008b6009532f8c4d346ae3329997e31fcb8af6ac6fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09742",
    "kind": "arxiv",
    "version": 3
  }
}