Pith Number

pith:SB3UVLMJ

pith:2012:SB3UVLMJRMROGKJ5RCQ3NY5D4N

not attested not anchored not stored refs pending

On the homology of fiber cone of ideals

Clare D'Cruz

arxiv:1204.6593 v1 · 2012-04-30 · 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{SB3UVLMJRMROGKJ5RCQ3NY5D4N}

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	2026-05-18T03:56:44.357079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90774aad898b22e3293d88a1b6e3a3e34f98d6de53dbd5c3921957f93028e960

Aliases

arxiv: 1204.6593 · arxiv_version: 1204.6593v1 · doi: 10.48550/arxiv.1204.6593 · pith_short_12: SB3UVLMJRMRO · pith_short_16: SB3UVLMJRMROGKJ5 · pith_short_8: SB3UVLMJ

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/SB3UVLMJRMROGKJ5RCQ3NY5D4N \
  | 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: 90774aad898b22e3293d88a1b6e3a3e34f98d6de53dbd5c3921957f93028e960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ad0616ea3327f0b74009082a887ef723d6545cd4ebfd33828dbb966589a321a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-04-30T11:02:49Z",
    "title_canon_sha256": "0b1c074b3825de2fea6d58cb82048b5ff9df08ecb2f7c73634a1690fc4714e5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6593",
    "kind": "arxiv",
    "version": 1
  }
}