Pith Number

pith:PSVMI56X

pith:2015:PSVMI56X3XFUHWWOT7ENGUUS32

not attested not anchored not stored refs pending

On the local uniformization problem

Josnei Novacoski, Mark Spivakovsky

arxiv:1509.06350 v1 · 2015-09-21 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSVMI56X3XFUHWWOT7ENGUUS32}

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	2026-05-18T01:32:35.290116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7caac477d7ddcb43dace9fc8d35292de9c5405b2a77c2a760453e67c2fa7f793

Aliases

arxiv: 1509.06350 · arxiv_version: 1509.06350v1 · doi: 10.48550/arxiv.1509.06350 · pith_short_12: PSVMI56X3XFU · pith_short_16: PSVMI56X3XFUHWWO · pith_short_8: PSVMI56X

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/PSVMI56X3XFUHWWOT7ENGUUS32 \
  | 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: 7caac477d7ddcb43dace9fc8d35292de9c5405b2a77c2a760453e67c2fa7f793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b432eb9a4e722db762042f628645eab15592d139007c1a78c6f79dd824dcb264",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2015-09-21T19:17:57Z",
    "title_canon_sha256": "797fe5af3e31cf22c641f2c91cd5992dbdfe7af0c8de5a9e30b33feff6c08df3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06350",
    "kind": "arxiv",
    "version": 1
  }
}