Pith Number

pith:EHMBJIUX

pith:2015:EHMBJIUXV7ADKVHDZZ3P4WBW4F

not attested not anchored not stored refs pending

Abelian quotients of triangulated categories

Benedikte Grimeland, Karin Marie Jacobsen

arxiv:1501.03021 v2 · 2015-01-13 · 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{EHMBJIUXV7ADKVHDZZ3P4WBW4F}

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	2026-05-18T01:36:38.522644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21d814a297afc03554e3ce76fe5836e1554f2cabe95686fd0ebe1f16e7d50d0a

Aliases

arxiv: 1501.03021 · arxiv_version: 1501.03021v2 · doi: 10.48550/arxiv.1501.03021 · pith_short_12: EHMBJIUXV7AD · pith_short_16: EHMBJIUXV7ADKVHD · pith_short_8: EHMBJIUX

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/EHMBJIUXV7ADKVHDZZ3P4WBW4F \
  | 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: 21d814a297afc03554e3ce76fe5836e1554f2cabe95686fd0ebe1f16e7d50d0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "381905e96c1196295de9346e14dee27e771c5befec976044fc21084416091ca9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-01-13T14:48:34Z",
    "title_canon_sha256": "842cf8d4e1c3130096d0a1b1a567a7de988680283c77158b2c2e1e811623d2a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03021",
    "kind": "arxiv",
    "version": 2
  }
}