Pith Number

pith:UP3IXCNA

pith:2013:UP3IXCNATT2V2ZVVX72KCEFRE3

not attested not anchored not stored refs pending

A probabilistic algorithm to compute the real dimension of a semi-algebraic set

Elias Tsigaridas (LIP6, Inria Paris-Rocquencourt), Mohab Safey El Din (LIP6

arxiv:1304.1928 v2 · 2013-04-06 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UP3IXCNATT2V2ZVVX72KCEFRE3}

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	2026-05-18T03:12:57.635771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f68b89a09cf55d66b5bff4a110b126f5f4047d75f74b8d4056e7f2f5adf640

Aliases

arxiv: 1304.1928 · arxiv_version: 1304.1928v2 · doi: 10.48550/arxiv.1304.1928 · pith_short_12: UP3IXCNATT2V · pith_short_16: UP3IXCNATT2V2ZVV · pith_short_8: UP3IXCNA

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/UP3IXCNATT2V2ZVVX72KCEFRE3 \
  | 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: a3f68b89a09cf55d66b5bff4a110b126f5f4047d75f74b8d4056e7f2f5adf640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4332ca93410ab65c668df64e342167cec44246c1e821a04c5966e232989cc1e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2013-04-06T19:23:00Z",
    "title_canon_sha256": "264f25c26ec3f29f8c9f35b84b53bb329eddc41dd0e365f7467e5c47639f653f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1928",
    "kind": "arxiv",
    "version": 2
  }
}