Pith Number

pith:B6RBEIDG

pith:2014:B6RBEIDGBLRKRDNNOBVU5BRJDY

not attested not anchored not stored refs pending

Multiple disjunction for spaces of smooth embeddings

John R. Klein, Thomas G. Goodwillie

arxiv:1407.6787 v2 · 2014-07-25 · math.AT · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6RBEIDGBLRKRDNNOBVU5BRJDY}

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	2026-05-18T01:53:09.228549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fa21220660ae2a88dad706b4e86291e0859a05d63a25586c7f07b5f982a7062

Aliases

arxiv: 1407.6787 · arxiv_version: 1407.6787v2 · doi: 10.48550/arxiv.1407.6787 · pith_short_12: B6RBEIDGBLRK · pith_short_16: B6RBEIDGBLRKRDNN · pith_short_8: B6RBEIDG

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/B6RBEIDGBLRKRDNNOBVU5BRJDY \
  | 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: 0fa21220660ae2a88dad706b4e86291e0859a05d63a25586c7f07b5f982a7062

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2a8c5d47a59b728122d51186f610dadc2122dd523993b17d202096dcd061d69",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-07-25T05:09:48Z",
    "title_canon_sha256": "e92c3ceee9ff62c027cb42175d0aae5f7b063b1abf668b782291e4470f12585d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6787",
    "kind": "arxiv",
    "version": 2
  }
}