Pith Number

pith:KNTSKSIJ

pith:2015:KNTSKSIJUSW2U74CV6L3NAZ5LC

not attested not anchored not stored refs pending

An analysis of the L1 Scheme for the subdiffusion equation with nonsmooth data

Bangti Jin, Raytcho Lazarov, Zhi Zhou

arxiv:1501.00253 v1 · 2015-01-01 · 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{KNTSKSIJUSW2U74CV6L3NAZ5LC}

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	2026-05-18T02:30:09.757258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5367254909a4adaa7f82af97b6833d588baea14fa18d052d781facb5be683fb8

Aliases

arxiv: 1501.00253 · arxiv_version: 1501.00253v1 · doi: 10.48550/arxiv.1501.00253 · pith_short_12: KNTSKSIJUSW2 · pith_short_16: KNTSKSIJUSW2U74C · pith_short_8: KNTSKSIJ

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/KNTSKSIJUSW2U74CV6L3NAZ5LC \
  | 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: 5367254909a4adaa7f82af97b6833d588baea14fa18d052d781facb5be683fb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bea31bbd3900a379b6cfb6fb8e74de33d6c150f12d64b9284f5fa16207d502c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-01T06:30:44Z",
    "title_canon_sha256": "cca6c791a0aa68a4672cf34f1274c914efb255e455114f1ddfa94342f7aec141"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00253",
    "kind": "arxiv",
    "version": 1
  }
}