Pith Number

pith:66SJVWEI

pith:2016:66SJVWEIC2W66BKP34SK5B3PKR

not attested not anchored not stored refs pending

Combinatorial embedded contact homology for toric contact manifolds

Keon Choi

arxiv:1608.07988 v1 · 2016-08-29 · 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{66SJVWEIC2W66BKP34SK5B3PKR}

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	2026-05-18T01:07:49.456159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7a49ad88816adef054fdf24ae876f54504b78eddbe70947992a931b85433c75

Aliases

arxiv: 1608.07988 · arxiv_version: 1608.07988v1 · doi: 10.48550/arxiv.1608.07988 · pith_short_12: 66SJVWEIC2W6 · pith_short_16: 66SJVWEIC2W66BKP · pith_short_8: 66SJVWEI

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/66SJVWEIC2W66BKP34SK5B3PKR \
  | 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: f7a49ad88816adef054fdf24ae876f54504b78eddbe70947992a931b85433c75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ccf0012249b8940fbef5b473d7054c1b870d0bb8102a6b45985bf7f6d1262f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2016-08-29T10:46:14Z",
    "title_canon_sha256": "4b561566a155e993c41448c0755947b7bd5d4f4918032965c18e85c6b843c653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07988",
    "kind": "arxiv",
    "version": 1
  }
}