Pith Number

pith:P2QFO6R2

pith:2014:P2QFO6R2J35ALOXFQ2GRY5IYUT

not attested not anchored not stored refs pending

Geometric construction of generators of CoHA of doubled quiver

Zongbin Chen

arxiv:1401.1928 v3 · 2014-01-09 · 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{P2QFO6R2J35ALOXFQ2GRY5IYUT}

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	2026-05-18T01:32:50.881281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea0577a3a4efa05bae5868d1c7518a4dc25a1b16fd2da148b70243d8fe6edf7

Aliases

arxiv: 1401.1928 · arxiv_version: 1401.1928v3 · doi: 10.48550/arxiv.1401.1928 · pith_short_12: P2QFO6R2J35A · pith_short_16: P2QFO6R2J35ALOXF · pith_short_8: P2QFO6R2

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/P2QFO6R2J35ALOXFQ2GRY5IYUT \
  | 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: 7ea0577a3a4efa05bae5868d1c7518a4dc25a1b16fd2da148b70243d8fe6edf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6407b449a9637f1b833702c47210a47556e308805edeef4217dddc79b9fa88b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-01-09T08:50:34Z",
    "title_canon_sha256": "6527fabbd513715188027d9cc23fb55ce2da21a0184f34f4778ee05a4e5198b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1928",
    "kind": "arxiv",
    "version": 3
  }
}