Pith Number

pith:ROWURN4H

pith:2019:ROWURN4HMPI6MC5KSBQXGYF7PP

not attested not anchored not stored refs pending

Tilting subcategories in extriangulated categories

Bin Zhu, Xiao Zhuang

arxiv:1907.00747 v1 · 2019-06-28 · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ROWURN4HMPI6MC5KSBQXGYF7PP}

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	2026-05-17T23:41:48.242729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bad48b78763d1e60baa90617360bf7bd56cc1ac602232defa45b7d34fca5d4d

Aliases

arxiv: 1907.00747 · arxiv_version: 1907.00747v1 · doi: 10.48550/arxiv.1907.00747 · pith_short_12: ROWURN4HMPI6 · pith_short_16: ROWURN4HMPI6MC5K · pith_short_8: ROWURN4H

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/ROWURN4HMPI6MC5KSBQXGYF7PP \
  | 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: 8bad48b78763d1e60baa90617360bf7bd56cc1ac602232defa45b7d34fca5d4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9f59fe6498b10a1998422e9fbb8df0216b7f824cdabd67d526a58627d5c16a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-06-28T06:48:27Z",
    "title_canon_sha256": "b3e772d878f50bf685bd3f170e82c66a27cb553563bb27309bf799430e250794"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00747",
    "kind": "arxiv",
    "version": 1
  }
}