Pith Number

pith:HTCYSLLD

pith:2015:HTCYSLLDLKEMUKY3WFW3R5JHRO

not attested not anchored not stored refs pending

An Analysis of Galerkin Proper Orthogonal Decomposition for Subdiffusion

Bangti Jin, Zhi Zhou

arxiv:1508.06134 v2 · 2015-08-25 · 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{HTCYSLLDLKEMUKY3WFW3R5JHRO}

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	2026-05-18T01:21:37.106447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cc5892d635a88ca2b1bb16db8f5278b99e91db59310ed4009fa0c026b7cd544

Aliases

arxiv: 1508.06134 · arxiv_version: 1508.06134v2 · doi: 10.48550/arxiv.1508.06134 · pith_short_12: HTCYSLLDLKEM · pith_short_16: HTCYSLLDLKEMUKY3 · pith_short_8: HTCYSLLD

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/HTCYSLLDLKEMUKY3WFW3R5JHRO \
  | 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: 3cc5892d635a88ca2b1bb16db8f5278b99e91db59310ed4009fa0c026b7cd544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f64e099e464b5660e70832af527bc13a51249830942b87f9222048fc51619ab9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-08-25T12:55:14Z",
    "title_canon_sha256": "5395c102252bbd7d29343305cdbf46708e558a78b39881bf09725408b6345a68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06134",
    "kind": "arxiv",
    "version": 2
  }
}