Pith Number

pith:XUX75THG

pith:2016:XUX75THGMMYX6X22JGYTWOZ27D

not attested not anchored not stored refs pending

Some non-trivial examples of the Baldwin-Ozsv\'ath-Szab\'o twisted spectral sequence and Heegaard-Floer homology of branched double covers

Elden Elmanto, Igor Kriz

arxiv:1604.04260 v1 · 2016-04-14 · 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{XUX75THGMMYX6X22JGYTWOZ27D}

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	2026-05-18T01:17:06.036330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd2ffecce663317f5f5a49b13b3b3af8e51e1ed11de1260c720fb7fa01db1a8d

Aliases

arxiv: 1604.04260 · arxiv_version: 1604.04260v1 · doi: 10.48550/arxiv.1604.04260 · pith_short_12: XUX75THGMMYX · pith_short_16: XUX75THGMMYX6X22 · pith_short_8: XUX75THG

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/XUX75THGMMYX6X22JGYTWOZ27D \
  | 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: bd2ffecce663317f5f5a49b13b3b3af8e51e1ed11de1260c720fb7fa01db1a8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11e3c2c253d95e6522b2cb8c2f531fa0190496575916496ada26f2c2b2e54259",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-04-14T18:58:02Z",
    "title_canon_sha256": "a5ec7e0f2f4bb3f4bc80bb76eb773a7c5ba07ca1749cb8b6891e752a73e3876e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04260",
    "kind": "arxiv",
    "version": 1
  }
}