Pith Number

pith:7BA4OOBY

pith:2014:7BA4OOBYY4Z27G4KGQREOWRFTB

not attested not anchored not stored refs pending

MB-tensors and MB0-tensors

Chaoqian Li, Yaotang Li

arxiv:1411.6316 v2 · 2014-11-24 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BA4OOBYY4Z27G4KGQREOWRFTB}

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	2026-05-18T02:32:30.357586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f841c73838c733af9b8a3422475a25986722d5fe41e65d5a620763203c084648

Aliases

arxiv: 1411.6316 · arxiv_version: 1411.6316v2 · doi: 10.48550/arxiv.1411.6316 · pith_short_12: 7BA4OOBYY4Z2 · pith_short_16: 7BA4OOBYY4Z27G4K · pith_short_8: 7BA4OOBY

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/7BA4OOBYY4Z27G4KGQREOWRFTB \
  | 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: f841c73838c733af9b8a3422475a25986722d5fe41e65d5a620763203c084648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d082bb0cf44905967ba017c173de2a9f0a0f0774baaf3f7fec95e910139b5dc7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-11-24T00:37:07Z",
    "title_canon_sha256": "357dd6813400a41c33edaab16cf8d9e4c2089c4f7731e61789d161b3cee94526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6316",
    "kind": "arxiv",
    "version": 2
  }
}