Pith Number

pith:SX4N5M6R

pith:2017:SX4N5M6RFEHO55RI4M4GPNLOLR

not attested not anchored not stored refs pending

K-projectors

Alexander Odesskii

arxiv:1707.09384 v1 · 2017-07-28 · math.QA · 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{SX4N5M6RFEHO55RI4M4GPNLOLR}

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	2026-05-18T00:39:11.493466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95f8deb3d1290eeef628e33867b56e5c59ad32bd38df1d1ac63004f76aef6012

Aliases

arxiv: 1707.09384 · arxiv_version: 1707.09384v1 · doi: 10.48550/arxiv.1707.09384 · pith_short_12: SX4N5M6RFEHO · pith_short_16: SX4N5M6RFEHO55RI · pith_short_8: SX4N5M6R

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/SX4N5M6RFEHO55RI4M4GPNLOLR \
  | 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: 95f8deb3d1290eeef628e33867b56e5c59ad32bd38df1d1ac63004f76aef6012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54b09af20d8614e48afee57a0e4d8b074870bb7851a5647a757b9cb949b317fb",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2017-07-28T19:30:21Z",
    "title_canon_sha256": "84c09cbaf9f68fa911558b6193d9608a563b81edb04ad40d4fa69f7931054c45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09384",
    "kind": "arxiv",
    "version": 1
  }
}