Pith Number

pith:O7HWP3WE

pith:2017:O7HWP3WEKK75VEHOLDH76WY72Z

not attested not anchored not stored refs pending

Calabi-Yau Structures, Spherical Functors, and Shifted Symplectic Structures

Ludmil Katzarkov, Pranav Pandit, Theodore Spaide

arxiv:1701.07789 v2 · 2017-01-26 · math.AG · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7HWP3WEKK75VEHOLDH76WY72Z}

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

From Finite-Node Conifold Geometry to BPS Structures III: Mediated Triangle Transport and Graded Interaction Data

Receipt and verification

First computed	2026-05-18T00:36:09.230742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77cf67eec452bfda90ee58cfff5b1fd663272d5f7dbeaaa91da5938568ee5787

Aliases

arxiv: 1701.07789 · arxiv_version: 1701.07789v2 · doi: 10.48550/arxiv.1701.07789 · pith_short_12: O7HWP3WEKK75 · pith_short_16: O7HWP3WEKK75VEHO · pith_short_8: O7HWP3WE

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/O7HWP3WEKK75VEHOLDH76WY72Z \
  | 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: 77cf67eec452bfda90ee58cfff5b1fd663272d5f7dbeaaa91da5938568ee5787

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42fa68a98542b4b7b63fb3edc33047abb1a08908d13b35728f9397ea00030998",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-01-26T17:45:20Z",
    "title_canon_sha256": "a38a7851b95f871e516d5bd46a06374c15577cb508122ad10e43ede58aa82078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07789",
    "kind": "arxiv",
    "version": 2
  }
}