Pith Number

pith:YD2UYD6Q

pith:2015:YD2UYD6QISWII5QAOFBYF4IKYN

not attested not anchored not stored refs pending

On the structure of unoriented topological conformal field theories

Ramses Fernandez-Valencia

arxiv:1503.02465 v6 · 2015-03-09 · 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{YD2UYD6QISWII5QAOFBYF4IKYN}

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	2026-05-18T01:16:26.550650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0f54c0fd044ac847600714382f10ac365be81cb99f472c6800d8c5f61d132f2

Aliases

arxiv: 1503.02465 · arxiv_version: 1503.02465v6 · doi: 10.48550/arxiv.1503.02465 · pith_short_12: YD2UYD6QISWI · pith_short_16: YD2UYD6QISWII5QA · pith_short_8: YD2UYD6Q

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/YD2UYD6QISWII5QAOFBYF4IKYN \
  | 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: c0f54c0fd044ac847600714382f10ac365be81cb99f472c6800d8c5f61d132f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110188680fe32dedd9b4e57108ed1f89af42310d3ad18a57cb3f3770d6b2e600",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2015-03-09T13:08:54Z",
    "title_canon_sha256": "1ca13d1b0f83908d1870d0386d38c6face5dda7a68ecb6294ed025f21b1340cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02465",
    "kind": "arxiv",
    "version": 6
  }
}