Pith Number

pith:XQVIZBNN

pith:2007:XQVIZBNNADJ6IUZV3EY2OMYN4Q

not attested not anchored not stored refs pending

Biquotient actions on unipotent Lie groups

Annett Puettmann

arxiv:math/0701109 v1 · 2007-01-03 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQVIZBNNADJ6IUZV3EY2OMYN4Q}

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	2026-05-18T04:12:45.134091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc2a8c85ad00d3e45335d931a7330de4064fa2eba8545371187ad01f6362f80a

Aliases

arxiv: math/0701109 · arxiv_version: math/0701109v1 · doi: 10.48550/arxiv.math/0701109 · pith_short_12: XQVIZBNNADJ6 · pith_short_16: XQVIZBNNADJ6IUZV · pith_short_8: XQVIZBNN

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/XQVIZBNNADJ6IUZV3EY2OMYN4Q \
  | 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: bc2a8c85ad00d3e45335d931a7330de4064fa2eba8545371187ad01f6362f80a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ada43dc7e0a6ed1abffc60f7236dba783f4c9ef375d7379a00412229629b738",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2007-01-03T22:19:47Z",
    "title_canon_sha256": "faa484cc3d4a703d1147b3c55e042084221f72154acd4766e4b9eb9335190d31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0701109",
    "kind": "arxiv",
    "version": 1
  }
}