Pith Number

pith:RQM2XLU7

pith:2017:RQM2XLU7XK6MBUICJTFVVYI3BE

not attested not anchored not stored refs pending

Real rank boundaries and loci of forms

Emanuele Ventura

arxiv:1708.03078 v2 · 2017-08-10 · 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{RQM2XLU7XK6MBUICJTFVVYI3BE}

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	2026-05-18T00:20:56.316817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c19abae9fbabcc0d1024ccb5ae11b0927e1a9b53f9b44de5f20c151b20e48d3

Aliases

arxiv: 1708.03078 · arxiv_version: 1708.03078v2 · doi: 10.48550/arxiv.1708.03078 · pith_short_12: RQM2XLU7XK6M · pith_short_16: RQM2XLU7XK6MBUIC · pith_short_8: RQM2XLU7

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/RQM2XLU7XK6MBUICJTFVVYI3BE \
  | 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: 8c19abae9fbabcc0d1024ccb5ae11b0927e1a9b53f9b44de5f20c151b20e48d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e471144d1778b6aa796de9185a83b12ba0298072440dc50448ecf67dfac2608c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-08-10T05:31:03Z",
    "title_canon_sha256": "acfa6e4fc9fc94378c8946aae77346b8e5549358ca270937a329e39f64e6566e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03078",
    "kind": "arxiv",
    "version": 2
  }
}