Pith Number

pith:RJW4BH6K

pith:2017:RJW4BH6KNDELJQU6BDCJ2DLG6P

not attested not anchored not stored refs pending

Fixed point sets of equivariant fiber-preserving maps

Peter Wong, Rafael Souza

arxiv:1704.01413 v1 · 2017-04-05 · 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{RJW4BH6KNDELJQU6BDCJ2DLG6P}

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	2026-05-18T00:46:58.234220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6dc09fca68c8b4c29e08c49d0d66f3c6f0c7e0529856df3480d53d94450d30

Aliases

arxiv: 1704.01413 · arxiv_version: 1704.01413v1 · doi: 10.48550/arxiv.1704.01413 · pith_short_12: RJW4BH6KNDEL · pith_short_16: RJW4BH6KNDELJQU6 · pith_short_8: RJW4BH6K

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/RJW4BH6KNDELJQU6BDCJ2DLG6P \
  | 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: 8a6dc09fca68c8b4c29e08c49d0d66f3c6f0c7e0529856df3480d53d94450d30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c8571d4d82f38b9a81d9f4509cb9f03a233ecd27e0615b2ef6ce93247a8a36d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-04-05T13:35:07Z",
    "title_canon_sha256": "3bcfdedac829b7702a22596847213e3fe0710c28773c61771bebf2d05211c413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01413",
    "kind": "arxiv",
    "version": 1
  }
}