Pith Number

pith:N2MHAW6F

pith:2015:N2MHAW6FSSWLZVIJET5HXA5PLV

not attested not anchored not stored refs pending

The Chern Coefficient and Cohen-Macaulay rings

Hoang Le Truong

arxiv:1504.06037 v1 · 2015-04-23 · 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{N2MHAW6FSSWLZVIJET5HXA5PLV}

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	2026-05-18T02:18:02.784413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e98705bc594acbcd50924fa7b83af5d7e380ffde3896b53cb070e30f59ffa32

Aliases

arxiv: 1504.06037 · arxiv_version: 1504.06037v1 · doi: 10.48550/arxiv.1504.06037 · pith_short_12: N2MHAW6FSSWL · pith_short_16: N2MHAW6FSSWLZVIJ · pith_short_8: N2MHAW6F

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/N2MHAW6FSSWLZVIJET5HXA5PLV \
  | 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: 6e98705bc594acbcd50924fa7b83af5d7e380ffde3896b53cb070e30f59ffa32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11938d5c1350c46108fb5895a1c91eb00bf9001590b51664e35bf2e1230d37f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2015-04-23T04:22:59Z",
    "title_canon_sha256": "8411a06a5077cca96206636a23d8eb4da01c6f34b48cb29d0d838ab47a0693cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06037",
    "kind": "arxiv",
    "version": 1
  }
}