Pith Number

pith:RLBPRYTP

pith:2010:RLBPRYTPL6R2ERC3FV4N3N3IE7

not attested not anchored not stored refs pending

Rigid Flat Webs on the Projective Plane

David Mar\'in, Jorge Pereira

arxiv:1008.3690 v2 · 2010-08-22 · math.DG · math.AG · math.CA · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RLBPRYTPL6R2ERC3FV4N3N3IE7}

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	2026-05-18T04:00:38.166065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ac2f8e26f5fa3a2445b2d78ddb76827d5480908f98da5ca013af3a37f5574e6

Aliases

arxiv: 1008.3690 · arxiv_version: 1008.3690v2 · doi: 10.48550/arxiv.1008.3690 · pith_short_12: RLBPRYTPL6R2 · pith_short_16: RLBPRYTPL6R2ERC3 · pith_short_8: RLBPRYTP

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/RLBPRYTPL6R2ERC3FV4N3N3IE7 \
  | 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: 8ac2f8e26f5fa3a2445b2d78ddb76827d5480908f98da5ca013af3a37f5574e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d50ef35a100216a5b6e4ed01f4579658415d5d28114043ffba400fa0d38d091e",
    "cross_cats_sorted": [
      "math.AG",
      "math.CA",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-08-22T10:18:59Z",
    "title_canon_sha256": "35142b3f7c9727e79b54f542d393c48a7a2bce49ee1523f2e905cc8bc7fc5b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3690",
    "kind": "arxiv",
    "version": 2
  }
}