Pith Number

pith:N25NLOF7

pith:2012:N25NLOF7GUOPNDD6PSO64LWEOO

not attested not anchored not stored refs pending

Relative Tor functors with respect to a semidualizing module

Elham Tavasoli, Maryam Salimi, Sean Sather-Wagstaff, Siamak Yassemi

arxiv:1201.5869 v1 · 2012-01-27 · 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{N25NLOF7GUOPNDD6PSO64LWEOO}

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	2026-05-18T04:03:44.329626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ebad5b8bf351cf68c7e7c9dee2ec4738bbc8a15ac7f1ebfe55b55d9fe9ef3e1

Aliases

arxiv: 1201.5869 · arxiv_version: 1201.5869v1 · doi: 10.48550/arxiv.1201.5869 · pith_short_12: N25NLOF7GUOP · pith_short_16: N25NLOF7GUOPNDD6 · pith_short_8: N25NLOF7

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/N25NLOF7GUOPNDD6PSO64LWEOO \
  | 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: 6ebad5b8bf351cf68c7e7c9dee2ec4738bbc8a15ac7f1ebfe55b55d9fe9ef3e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ddf9a9397c250aa3362d4cc352c30dd984ff0ba0fd9527f60b158eccbdf6c96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-01-27T19:28:32Z",
    "title_canon_sha256": "ba5f4439dfc38f254637bc7db7d8527e03977db5535882823ba16039b77e3e10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5869",
    "kind": "arxiv",
    "version": 1
  }
}