Pith Number

pith:PFSL4XUU

pith:2012:PFSL4XUUE4Y4ZZRPY2YDZ73TWI

not attested not anchored not stored refs pending

On the Chern number of $I$-admissible filtrations of ideals

J. K. Verma, Mousumi Mandal

arxiv:1205.0390 v1 · 2012-05-02 · 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{PFSL4XUUE4Y4ZZRPY2YDZ73TWI}

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	2026-05-18T03:56:34.647513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7964be5e942731cce62fc6b03cff73b21ce50bcc7d603dce43f387561b97c148

Aliases

arxiv: 1205.0390 · arxiv_version: 1205.0390v1 · doi: 10.48550/arxiv.1205.0390 · pith_short_12: PFSL4XUUE4Y4 · pith_short_16: PFSL4XUUE4Y4ZZRP · pith_short_8: PFSL4XUU

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/PFSL4XUUE4Y4ZZRPY2YDZ73TWI \
  | 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: 7964be5e942731cce62fc6b03cff73b21ce50bcc7d603dce43f387561b97c148

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4996a500242972015620831625ca211ade1aff65c76913d8a5f0ef9c59a7b9cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-05-02T11:43:15Z",
    "title_canon_sha256": "9522f64773137eb8a0b22fb04213df4ffcc86dff193f39cf3b05e86a41ccff88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0390",
    "kind": "arxiv",
    "version": 1
  }
}