Pith Number

pith:WWCF2UVV

pith:2015:WWCF2UVVZ3XGWWDHD4CNSXDGZV

not attested not anchored not stored refs pending

Factorizations of relative extremal projectors

Charles H. Conley, Mark R. Sepanski

arxiv:1507.02587 v1 · 2015-07-09 · 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{WWCF2UVVZ3XGWWDHD4CNSXDGZV}

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	2026-05-18T01:24:14.328951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5845d52b5ceee6b58671f04d95c66cd49c758a3cbc5917491ac302db33f9fc3

Aliases

arxiv: 1507.02587 · arxiv_version: 1507.02587v1 · doi: 10.48550/arxiv.1507.02587 · pith_short_12: WWCF2UVVZ3XG · pith_short_16: WWCF2UVVZ3XGWWDH · pith_short_8: WWCF2UVV

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/WWCF2UVVZ3XGWWDHD4CNSXDGZV \
  | 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: b5845d52b5ceee6b58671f04d95c66cd49c758a3cbc5917491ac302db33f9fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb675d9890200a7c82d24d1f39988f4591ab963c36993ad9b6312c9b821905bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-07-09T16:45:01Z",
    "title_canon_sha256": "ee92cfa17774cfd45a2cb7cd904257e6a290b21b22bc1499c0398840a441649e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02587",
    "kind": "arxiv",
    "version": 1
  }
}