Pith Number

pith:AXOHCH7B

pith:2003:AXOHCH7BKEBXHSBFFLO775YCMK

not attested not anchored not stored refs pending

Whitehead groups and the Bass conjecture

Peter Linnell, Tom Farrell

arxiv:math/0301205 v1 · 2003-01-19 · math.KT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXOHCH7BKEBXHSBFFLO775YCMK}

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	2026-07-04T14:36:54.338305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05dc711fe1510373c8252addfff7026296011752ffcd9880e9de00c737e50fd5

Aliases

arxiv: math/0301205 · arxiv_version: math/0301205v1 · doi: 10.48550/arxiv.math/0301205 · pith_short_12: AXOHCH7BKEBX · pith_short_16: AXOHCH7BKEBXHSBF · pith_short_8: AXOHCH7B

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/AXOHCH7BKEBXHSBFFLO775YCMK \
  | 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: 05dc711fe1510373c8252addfff7026296011752ffcd9880e9de00c737e50fd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08eb08d7fd87e262003c3e697e6f482d8914f2a40587a8ed297da390985499ac",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "",
    "primary_cat": "math.KT",
    "submitted_at": "2003-01-19T16:58:23Z",
    "title_canon_sha256": "54091157d066569e89b5a24b5b04ee168706529af608aaf0a5f76f939c37b410"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0301205",
    "kind": "arxiv",
    "version": 1
  }
}