Pith Number

pith:T2DAUBVN

pith:2017:T2DAUBVNJWWDVXFFZ5EDAAT5P6

not attested not anchored not stored refs pending

Grothendieck-Pl\"ucker images of Hilbert schemes are degenerate

Donghoon Hyeon, Hyungju Park

arxiv:1703.02703 v2 · 2017-03-08 · 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{T2DAUBVNJWWDVXFFZ5EDAAT5P6}

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	2026-05-18T00:38:35.949523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e860a06ad4dac3adca5cf4830027d7fbc3b20ea67b979341c42c9caf5cdf49f

Aliases

arxiv: 1703.02703 · arxiv_version: 1703.02703v2 · doi: 10.48550/arxiv.1703.02703 · pith_short_12: T2DAUBVNJWWD · pith_short_16: T2DAUBVNJWWDVXFF · pith_short_8: T2DAUBVN

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/T2DAUBVNJWWDVXFFZ5EDAAT5P6 \
  | 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: 9e860a06ad4dac3adca5cf4830027d7fbc3b20ea67b979341c42c9caf5cdf49f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2ffc462fa2cc24b83be36eb8ea139f0dc006e95d33613d09e9d9a6cfda99c3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-03-08T05:02:44Z",
    "title_canon_sha256": "ac8f602baad4b6730e0786d58898cc8789cc06bd63a4ae5b6bac32cc6a448014"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02703",
    "kind": "arxiv",
    "version": 2
  }
}