Pith Number

pith:LAMBUJRK

pith:2008:LAMBUJRKIQ7A4KCNCQORB2NFVC

not attested not anchored not stored refs pending

Observable invariant measures

E. Catsigeras, H. Enrich

arxiv:0805.2710 v3 · 2008-05-18 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LAMBUJRKIQ7A4KCNCQORB2NFVC}

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	2026-05-18T04:01:13.521193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58181a262a443e0e284d141d10e9a5a89f76cfd1a71182b6b9f922478054d259

Aliases

arxiv: 0805.2710 · arxiv_version: 0805.2710v3 · doi: 10.48550/arxiv.0805.2710 · pith_short_12: LAMBUJRKIQ7A · pith_short_16: LAMBUJRKIQ7A4KCN · pith_short_8: LAMBUJRK

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/LAMBUJRKIQ7A4KCNCQORB2NFVC \
  | 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: 58181a262a443e0e284d141d10e9a5a89f76cfd1a71182b6b9f922478054d259

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ee64d868a002e8411dac892eb095869c58d4484c139c3d644239be860614723",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2008-05-18T02:21:39Z",
    "title_canon_sha256": "0644d0d21c720977f7703e5825fa72c4e4e4d196f29871d9d86ba961df6d9c33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.2710",
    "kind": "arxiv",
    "version": 3
  }
}