Pith Number

pith:B34B6SSK

pith:2006:B34B6SSKBMUJB7BBEUFKHW4ZQK

not attested not anchored not stored refs pending

The Bryant-Ferry-Mio-Weinberger construction of generalized manifolds

Du\v{s}an Repov\v{s}, Friedrich Hegenbarth

arxiv:math/0608654 v3 · 2006-08-26 · 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{B34B6SSKBMUJB7BBEUFKHW4ZQK}

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	2026-05-18T04:16:10.939146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ef81f4a4a0b2890fc21250aa3db9982a30c47883d4b9a23452988560569f777

Aliases

arxiv: math/0608654 · arxiv_version: math/0608654v3 · doi: 10.48550/arxiv.math/0608654 · pith_short_12: B34B6SSKBMUJ · pith_short_16: B34B6SSKBMUJB7BB · pith_short_8: B34B6SSK

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/B34B6SSKBMUJB7BBEUFKHW4ZQK \
  | 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: 0ef81f4a4a0b2890fc21250aa3db9982a30c47883d4b9a23452988560569f777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12be5f5e4ffc6d79f4759d26247f60f87fe2bdf7e20724026db96bd1941e32a5",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2006-08-26T16:38:49Z",
    "title_canon_sha256": "4ef430a624283b76d1d7a56521f7857c414b32fb5ea02bc26eb0a78aa2237deb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0608654",
    "kind": "arxiv",
    "version": 3
  }
}