Pith Number

pith:PXQFKWYZ

pith:2021:PXQFKWYZOXR4X47W6KFIBCPOQI

not attested not anchored not stored refs pending

On cyclic algebraic-geometry codes

Gustavo Caba\~na, Mar\'ia Chara, Ricardo A. Podest\'a, Ricardo Toledano

arxiv:2106.08884 v1 · 2021-06-01 · math.AG · cs.IT · math.CO · math.IT · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PXQFKWYZOXR4X47W6KFIBCPOQI}

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	2026-07-05T02:50:02.361270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7de0555b1975e3cbf3f6f28a8089ee8233b0856959b24af19fc900c77ec23611

Aliases

arxiv: 2106.08884 · arxiv_version: 2106.08884v1 · doi: 10.48550/arxiv.2106.08884 · pith_short_12: PXQFKWYZOXR4 · pith_short_16: PXQFKWYZOXR4X47W · pith_short_8: PXQFKWYZ

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/PXQFKWYZOXR4X47W6KFIBCPOQI \
  | 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: 7de0555b1975e3cbf3f6f28a8089ee8233b0856959b24af19fc900c77ec23611

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03fafb61849e8c764ebbe515fae670b024df689280a8482e0dffbc64567b23da",
    "cross_cats_sorted": [
      "cs.IT",
      "math.CO",
      "math.IT",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2021-06-01T15:12:45Z",
    "title_canon_sha256": "ba8a5d2d70ce73121d5b8059d862850886e259c2d65bd2bdf5f8cbbc5367f1d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.08884",
    "kind": "arxiv",
    "version": 1
  }
}