Pith Number

pith:BKMIC2I6

pith:2014:BKMIC2I63CTQEOCFTJXJOKVNXU

not attested not anchored not stored refs pending

Linear systems on the blow-up of (P^1)^n

Antonio Laface, Joaqu\'in Moraga

arxiv:1401.6692 v2 · 2014-01-26 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKMIC2I63CTQEOCFTJXJOKVNXU}

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	2026-05-18T01:12:18.848176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a9881691ed8a70238459a6e972aadbd30743e912ab239df1dfdf458761c5b9f

Aliases

arxiv: 1401.6692 · arxiv_version: 1401.6692v2 · doi: 10.48550/arxiv.1401.6692 · pith_short_12: BKMIC2I63CTQ · pith_short_16: BKMIC2I63CTQEOCF · pith_short_8: BKMIC2I6

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/BKMIC2I63CTQEOCFTJXJOKVNXU \
  | 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: 0a9881691ed8a70238459a6e972aadbd30743e912ab239df1dfdf458761c5b9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19efe48eda3e6c243561aa717bbdaafcbcdaafb7efa37374eb6d071ce42ddf0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-01-26T21:18:52Z",
    "title_canon_sha256": "20f7d0eed37dee72a69ff7431d2e7033919f2deac467194549002483e7b2bdae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6692",
    "kind": "arxiv",
    "version": 2
  }
}