Pith Number

pith:JTVVX64A

pith:2014:JTVVX64AA6NQRCSA5UHAGG5YRN

not attested not anchored not stored refs pending

On natural homomorphisms of local cohomology modules

Waqas Mahmood

arxiv:1406.7461 v1 · 2014-06-29 · 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{JTVVX64AA6NQRCSA5UHAGG5YRN}

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	2026-05-18T02:48:45.242973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ceb5bfb80079b088a40ed0e031bb88b7938766357f3dbb64da4f2d394738752

Aliases

arxiv: 1406.7461 · arxiv_version: 1406.7461v1 · doi: 10.48550/arxiv.1406.7461 · pith_short_12: JTVVX64AA6NQ · pith_short_16: JTVVX64AA6NQRCSA · pith_short_8: JTVVX64A

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/JTVVX64AA6NQRCSA5UHAGG5YRN \
  | 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: 4ceb5bfb80079b088a40ed0e031bb88b7938766357f3dbb64da4f2d394738752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00b0ded544ba590f4b9454f747b6e4f22f44c58d3d193051a8b71e8b642f77b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2014-06-29T04:58:51Z",
    "title_canon_sha256": "9a0be762d40f1ac682432e6df746ce57392c81041cf43cb01236d7d8131cb550"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7461",
    "kind": "arxiv",
    "version": 1
  }
}