Pith Number

pith:4NZVKEGV

pith:2014:4NZVKEGVSUGD2GWLRC7M47LKEK

not attested not anchored not stored refs pending

Reducing homological conjectures by n-recollements

Yang Han, Yongyun Qin

arxiv:1410.3223 v2 · 2014-10-13 · math.RT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NZVKEGVSUGD2GWLRC7M47LKEK}

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	2026-05-18T00:56:58.814691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3735510d5950c3d1acb88bece7d6a228f90e6d4c6897a2e4e888f1bc604190e

Aliases

arxiv: 1410.3223 · arxiv_version: 1410.3223v2 · doi: 10.48550/arxiv.1410.3223 · pith_short_12: 4NZVKEGVSUGD · pith_short_16: 4NZVKEGVSUGD2GWL · pith_short_8: 4NZVKEGV

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/4NZVKEGVSUGD2GWLRC7M47LKEK \
  | 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: e3735510d5950c3d1acb88bece7d6a228f90e6d4c6897a2e4e888f1bc604190e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca89522b5773e2e8386cd9ac83fbdd17b8c6fd38fc24d09b34f4151cfaa7f62",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2014-10-13T08:44:21Z",
    "title_canon_sha256": "db550e874b543248d8a69c5d1815b2bf83529150f89f8ee01f9abb978ed1ac51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3223",
    "kind": "arxiv",
    "version": 2
  }
}