Pith Number

pith:DTFOHOUB

pith:2012:DTFOHOUBJPRYFTBYBJZLXVNTBT

not attested not anchored not stored refs pending

A note on some top local cohomology modules

Majid Eghbali

arxiv:1212.0245 v2 · 2012-12-02 · 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{DTFOHOUBJPRYFTBYBJZLXVNTBT}

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	2026-05-18T00:06:48.765489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ccae3ba814be382cc380a72bbd5b30cfcd99e24cbbf058b8738fa00868fc988

Aliases

arxiv: 1212.0245 · arxiv_version: 1212.0245v2 · doi: 10.48550/arxiv.1212.0245 · pith_short_12: DTFOHOUBJPRY · pith_short_16: DTFOHOUBJPRYFTBY · pith_short_8: DTFOHOUB

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/DTFOHOUBJPRYFTBYBJZLXVNTBT \
  | 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: 1ccae3ba814be382cc380a72bbd5b30cfcd99e24cbbf058b8738fa00868fc988

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16c8f618f4c028b5c5dde20a239daa571da5c31295d59890397ee26498f207ef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-12-02T21:04:26Z",
    "title_canon_sha256": "edea7d7f21bad5cdebd9696fec36ed89872b91a8fc85b61697cee9d94e89b690"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0245",
    "kind": "arxiv",
    "version": 2
  }
}