Pith Number

pith:DSHSYKQR

pith:2007:DSHSYKQRCLKT7FMZPTSLL4FSTF

not attested not anchored not stored refs pending

Reconstruction Algebras of Type A

M. Wemyss

arxiv:0704.3693 v4 · 2007-04-27 · math.AG · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSHSYKQRCLKT7FMZPTSLL4FSTF}

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	2026-05-18T04:33:04.536653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c8f2c2a1112d53f95997ce4b5f0b29948dc76e6a4eb4e93882b01d29177f884

Aliases

arxiv: 0704.3693 · arxiv_version: 0704.3693v4 · doi: 10.48550/arxiv.0704.3693 · pith_short_12: DSHSYKQRCLKT · pith_short_16: DSHSYKQRCLKT7FMZ · pith_short_8: DSHSYKQR

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/DSHSYKQRCLKT7FMZPTSLL4FSTF \
  | 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: 1c8f2c2a1112d53f95997ce4b5f0b29948dc76e6a4eb4e93882b01d29177f884

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee295fe0f5797c8ba04020d50ee1d8118e07466698fd045c9f70a5f701369715",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2007-04-27T15:36:20Z",
    "title_canon_sha256": "54aa75558c15dafa14a64d14cdbce32d2b535d3a3a45de929ee5ddff264d6703"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.3693",
    "kind": "arxiv",
    "version": 4
  }
}