Pith Number

pith:J7NKCS57

pith:2019:J7NKCS57HW6AYLEPNQL3LCIWYR

not attested not anchored not stored refs pending

Strict inclusions of high rank loci

Alessandra Bernardi, Edoardo Ballico, Emanuele Ventura

arxiv:1907.06203 v1 · 2019-07-14 · 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{J7NKCS57HW6AYLEPNQL3LCIWYR}

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	2026-05-17T23:40:38.235022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fdaa14bbf3dbc0c2c8f6c17b58916c461dca5ac77b1166d71d7e848065ace6d

Aliases

arxiv: 1907.06203 · arxiv_version: 1907.06203v1 · doi: 10.48550/arxiv.1907.06203 · pith_short_12: J7NKCS57HW6A · pith_short_16: J7NKCS57HW6AYLEP · pith_short_8: J7NKCS57

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/J7NKCS57HW6AYLEPNQL3LCIWYR \
  | 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: 4fdaa14bbf3dbc0c2c8f6c17b58916c461dca5ac77b1166d71d7e848065ace6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "293768878bfdc41be7aa5c4a2b33e7aec12040e8d0c03f56172e2b65ee8d75c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-07-14T11:04:22Z",
    "title_canon_sha256": "03b8449a56af25ea406f4a148ce5af100aa2d123482df29972277355e2495b96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06203",
    "kind": "arxiv",
    "version": 1
  }
}