Pith Number

pith:TLP6AOX7

pith:2015:TLP6AOX7JQ437NRTITOM5MNAYF

not attested not anchored not stored refs pending

Segre classes and Hilbert schemes of points

Alina Marian, Dragos Oprea, Rahul Pandharipande

arxiv:1507.00688 v2 · 2015-07-02 · 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{TLP6AOX7JQ437NRTITOM5MNAYF}

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	2026-05-18T01:17:52.747077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9adfe03aff4c39bfb63344dcceb1a0c16591b89ede29272420b76475ddf6f3f2

Aliases

arxiv: 1507.00688 · arxiv_version: 1507.00688v2 · doi: 10.48550/arxiv.1507.00688 · pith_short_12: TLP6AOX7JQ43 · pith_short_16: TLP6AOX7JQ437NRT · pith_short_8: TLP6AOX7

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/TLP6AOX7JQ437NRTITOM5MNAYF \
  | 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: 9adfe03aff4c39bfb63344dcceb1a0c16591b89ede29272420b76475ddf6f3f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da4a11c84897c8bcd024a2b450d5974815424977a738c37121d255931a8878ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-07-02T18:44:34Z",
    "title_canon_sha256": "7fff2e7e22ed9066555157d4957f956e11c454c0312edf4000722e989af55b4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00688",
    "kind": "arxiv",
    "version": 2
  }
}