Pith Number

pith:C5CNMJWF

pith:2017:C5CNMJWFJKKT5XIASEGRWDUURP

not attested not anchored not stored refs pending

Bilinear forms on Grothendieck groups of triangulated categories

Peter Webb

arxiv:1709.03889 v1 · 2017-09-11 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C5CNMJWFJKKT5XIASEGRWDUURP}

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	2026-05-18T00:35:29.090428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1744d626c54a953edd00910d1b0e948bd12d71ed9e08a5c2ae8f0c96c439f343

Aliases

arxiv: 1709.03889 · arxiv_version: 1709.03889v1 · doi: 10.48550/arxiv.1709.03889 · pith_short_12: C5CNMJWFJKKT · pith_short_16: C5CNMJWFJKKT5XIA · pith_short_8: C5CNMJWF

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/C5CNMJWFJKKT5XIASEGRWDUURP \
  | 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: 1744d626c54a953edd00910d1b0e948bd12d71ed9e08a5c2ae8f0c96c439f343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c79fa4a0712dc425e9e0c6a578ff4bd8132d30e124f0d0a0c4809f0d2968df5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2017-09-11T01:03:06Z",
    "title_canon_sha256": "9b71b6234d559aa1cc3bea915b43e0ede1b29c4ff0335254044b5a8a68638d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03889",
    "kind": "arxiv",
    "version": 1
  }
}