Pith Number

pith:LHJOZWX7

pith:2016:LHJOZWX7YFLYSPTWYL2BFNQ4X6

not attested not anchored not stored refs pending

Classification and equivariant cohomology of circle actions on 3d manifolds

Chen He

arxiv:1608.02157 v1 · 2016-08-06 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LHJOZWX7YFLYSPTWYL2BFNQ4X6}

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	2026-05-18T00:34:42.423674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59d2ecdaffc157893e76c2f412b61cbf9f71d8e19babac52fcfb7cb246973851

Aliases

arxiv: 1608.02157 · arxiv_version: 1608.02157v1 · doi: 10.48550/arxiv.1608.02157 · pith_short_12: LHJOZWX7YFLY · pith_short_16: LHJOZWX7YFLYSPTW · pith_short_8: LHJOZWX7

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/LHJOZWX7YFLYSPTWYL2BFNQ4X6 \
  | 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: 59d2ecdaffc157893e76c2f412b61cbf9f71d8e19babac52fcfb7cb246973851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88f853ba307eeeb4601b1127a772b7d7c3a5e5f084a24f396c069d6c58f8511d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-08-06T21:35:16Z",
    "title_canon_sha256": "c9d3c9aa1d58b73f329736306e9ed1ac6a588607e69f57446ff52e5916d3ff27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02157",
    "kind": "arxiv",
    "version": 1
  }
}