Pith Number

pith:GYVC7REW

pith:2017:GYVC7REWBZDNPN7XPCXYGU2RFB

not attested not anchored not stored refs pending

Dijkgraaf-Witten $Z_2$-invariants for Seifert manifolds

Sergei Matveev, Simon King, Vladimir Tarkaev, Vladimir Turaev

arxiv:1702.07882 v1 · 2017-02-25 · 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{GYVC7REWBZDNPN7XPCXYGU2RFB}

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	2026-05-18T00:49:56.761709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

362a2fc4960e46d7b7f778af83535128796c2ee54fcbd6f65393960bd570b5ca

Aliases

arxiv: 1702.07882 · arxiv_version: 1702.07882v1 · doi: 10.48550/arxiv.1702.07882 · pith_short_12: GYVC7REWBZDN · pith_short_16: GYVC7REWBZDNPN7X · pith_short_8: GYVC7REW

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/GYVC7REWBZDNPN7XPCXYGU2RFB \
  | 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: 362a2fc4960e46d7b7f778af83535128796c2ee54fcbd6f65393960bd570b5ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce143ea94bbe9770db94c58cd28073adf48dd98177a17032f45c2dc4b90cda46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-02-25T12:15:40Z",
    "title_canon_sha256": "2d502c0bc28d34d376a9e67822043345deddf49cec7ff226029e6ecd033284a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07882",
    "kind": "arxiv",
    "version": 1
  }
}