Pith Number

pith:4E3OLTYL

pith:2017:4E3OLTYL4ZYXFBWGFVWTFOJIQY

not attested not anchored not stored refs pending

Quantum Bianchi identities and characteristic classes via DG categories

Edwin Beggs, Shahn Majid

arxiv:1705.08335 v2 · 2017-05-23 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4E3OLTYL4ZYXFBWGFVWTFOJIQY}

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	2026-05-18T00:42:23.330179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e136e5cf0be6717286c62d6d32b928862ec8000a38a25a8a66ccdefff8359370

Aliases

arxiv: 1705.08335 · arxiv_version: 1705.08335v2 · doi: 10.48550/arxiv.1705.08335 · pith_short_12: 4E3OLTYL4ZYX · pith_short_16: 4E3OLTYL4ZYXFBWG · pith_short_8: 4E3OLTYL

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/4E3OLTYL4ZYXFBWGFVWTFOJIQY \
  | 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: e136e5cf0be6717286c62d6d32b928862ec8000a38a25a8a66ccdefff8359370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fed48f4de0ab55cd34322238811bb276b2da486a8ee64ddfad1a91c2e94d4792",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2017-05-23T14:51:41Z",
    "title_canon_sha256": "5a0f487dcf694069df0d8a7caf817b829a62d160e9c3a0faeabd127243ca7b48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08335",
    "kind": "arxiv",
    "version": 2
  }
}