Pith Number

pith:RA7LRC7I

pith:2005:RA7LRC7IY3IUAMNLOOKTM6UTYD

not attested not anchored not stored refs pending

Algebraic and topological aspects of the schematization functor

B. Toen, L. Katzarkov, T. Pantev

arxiv:math/0503418 v2 · 2005-03-21 · math.AG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RA7LRC7IY3IUAMNLOOKTM6UTYD}

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	2026-05-18T03:02:31.281269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

883eb88be8c6d14031ab7395367a93c0d54a1225bfb9b0cd601becc1277a4e9a

Aliases

arxiv: math/0503418 · arxiv_version: math/0503418v2 · doi: 10.48550/arxiv.math/0503418 · pith_short_12: RA7LRC7IY3IU · pith_short_16: RA7LRC7IY3IUAMNL · pith_short_8: RA7LRC7I

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/RA7LRC7IY3IUAMNLOOKTM6UTYD \
  | 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: 883eb88be8c6d14031ab7395367a93c0d54a1225bfb9b0cd601becc1277a4e9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e409d93df331aa66e972fe7b7f5f09bfbe8a335e06f19f51e0b39693dbc0937",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2005-03-21T13:27:49Z",
    "title_canon_sha256": "f6794a0db610bb32e75d967d2ae5d37b010b208e42c5d0edc4bd912d488bd6f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0503418",
    "kind": "arxiv",
    "version": 2
  }
}