Pith Number

pith:UJUU7JWF

pith:2010:UJUU7JWF2J5CHJH2VXEU7OPJK7

not attested not anchored not stored refs pending

Depth formula via complete intersection flat dimension

Parviz Sahandi, Siamak Yassemi, Tirdad Sharif

arxiv:1008.1637 v1 · 2010-08-10 · 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{UJUU7JWF2J5CHJH2VXEU7OPJK7}

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	2026-05-18T04:42:23.662918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2694fa6c5d27a23a4faadc94fb9e957fd49449fc25e9b8eb3701cd81e94964d

Aliases

arxiv: 1008.1637 · arxiv_version: 1008.1637v1 · doi: 10.48550/arxiv.1008.1637 · pith_short_12: UJUU7JWF2J5C · pith_short_16: UJUU7JWF2J5CHJH2 · pith_short_8: UJUU7JWF

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/UJUU7JWF2J5CHJH2VXEU7OPJK7 \
  | 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: a2694fa6c5d27a23a4faadc94fb9e957fd49449fc25e9b8eb3701cd81e94964d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70b02fdc8b0b80b8df4f50c2ed947e6ab736ee80f0843e40e6a7de0a37a33050",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2010-08-10T05:46:07Z",
    "title_canon_sha256": "2f1fd1058f63766ee72bb9b1608637230980de8be0172ad5b3ce3b215c5dba9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1637",
    "kind": "arxiv",
    "version": 1
  }
}