Pith Number

pith:3QG5HFQC

pith:2018:3QG5HFQCZ2ZZSUCOB5O5FDNGRR

not attested not anchored not stored refs pending

Initial-boundary value problems for multi-term time-fractional diffusion equations with x-dependent coefficients

Masahiro Yamamoto, Xinchi Huang, Zhiyuan Li

arxiv:1802.06269 v1 · 2018-02-17 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3QG5HFQCZ2ZZSUCOB5O5FDNGRR}

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	2026-05-18T00:23:03.856405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc0dd39602ceb399504e0f5dd28da68c4f4690c880d10b7086c9d708ed331700

Aliases

arxiv: 1802.06269 · arxiv_version: 1802.06269v1 · doi: 10.48550/arxiv.1802.06269 · pith_short_12: 3QG5HFQCZ2ZZ · pith_short_16: 3QG5HFQCZ2ZZSUCO · pith_short_8: 3QG5HFQC

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/3QG5HFQCZ2ZZSUCOB5O5FDNGRR \
  | 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: dc0dd39602ceb399504e0f5dd28da68c4f4690c880d10b7086c9d708ed331700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44bf342ad6d349ea5ecfa66d93f951355c0c8844919e625a8ed9742a92557ac0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-02-17T18:08:20Z",
    "title_canon_sha256": "ea30f948309e817247a071f2995e5e4bc990666d44166ef1dc493436c56457b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06269",
    "kind": "arxiv",
    "version": 1
  }
}