Pith Number

pith:XMINBYGE

pith:2018:XMINBYGE4IRNRCI7UR6X6QOCKD

not attested not anchored not stored refs pending

A note on the use of Frobenius map and D-modules in local cohomology

Majid Eghbali

arxiv:1806.05531 v1 · 2018-06-14 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XMINBYGE4IRNRCI7UR6X6QOCKD}

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	2026-05-18T00:13:14.921902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb10d0e0c4e222d8891fa47d7f41c250da3b61edaf14e2401c2edb1caa4a50dc

Aliases

arxiv: 1806.05531 · arxiv_version: 1806.05531v1 · doi: 10.48550/arxiv.1806.05531 · pith_short_12: XMINBYGE4IRN · pith_short_16: XMINBYGE4IRNRCI7 · pith_short_8: XMINBYGE

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/XMINBYGE4IRNRCI7UR6X6QOCKD \
  | 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: bb10d0e0c4e222d8891fa47d7f41c250da3b61edaf14e2401c2edb1caa4a50dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4050e74526581292b4a3e4590856b1d08f7e9fb0b1accb738642124e914e52f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2018-06-14T13:32:23Z",
    "title_canon_sha256": "e6a2fefa27cca464ada83820d29f75c6e7a226a378457902e3f0ac13a923b6bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05531",
    "kind": "arxiv",
    "version": 1
  }
}