Pith Number

pith:QRAEVJV7

pith:2018:QRAEVJV77ZI6D64F26VWRTLQJQ

not attested not anchored not stored refs pending

On the derived category of $\mathrm{IGr}(3,8)$

Lyalya Guseva

arxiv:1810.07777 v2 · 2018-10-17 · 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{QRAEVJV77ZI6D64F26VWRTLQJQ}

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	2026-05-17T23:58:47.411380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84404aa6bffe51e1fb85d7ab68cd704c2a48ae1e689d4ca0ee83e96df2812a50

Aliases

arxiv: 1810.07777 · arxiv_version: 1810.07777v2 · doi: 10.48550/arxiv.1810.07777 · pith_short_12: QRAEVJV77ZI6 · pith_short_16: QRAEVJV77ZI6D64F · pith_short_8: QRAEVJV7

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/QRAEVJV77ZI6D64F26VWRTLQJQ \
  | 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: 84404aa6bffe51e1fb85d7ab68cd704c2a48ae1e689d4ca0ee83e96df2812a50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff81429afe98b29cdbe24de36d6806ebd0edba30812bf6f2da0846b805f5d4d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-10-17T20:27:54Z",
    "title_canon_sha256": "67d88c48d8109568b3dc7043576ee347d8abbe4148cfce397b1df4125a3e42b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07777",
    "kind": "arxiv",
    "version": 2
  }
}