Pith Number

pith:FRRFK2HG

pith:2016:FRRFK2HGYPF6IS2SRDSNI62UYD

not attested not anchored not stored refs pending

Weak unique continuation property and a related inverse source problem for time-fractional diffusion-advection equations

Daijun Jiang, Masahiro Yamamoto, Yikan Liu, Zhiyuan Li

arxiv:1607.05917 v1 · 2016-07-20 · 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{FRRFK2HGYPF6IS2SRDSNI62UYD}

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	2026-05-17T23:48:53.281529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c625568e6c3cbe44b5288e4d47b54c0d7b43429ddf95ef42cb95b237eb7d277

Aliases

arxiv: 1607.05917 · arxiv_version: 1607.05917v1 · doi: 10.48550/arxiv.1607.05917 · pith_short_12: FRRFK2HGYPF6 · pith_short_16: FRRFK2HGYPF6IS2S · pith_short_8: FRRFK2HG

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/FRRFK2HGYPF6IS2SRDSNI62UYD \
  | 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: 2c625568e6c3cbe44b5288e4d47b54c0d7b43429ddf95ef42cb95b237eb7d277

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af1bf5b85862667a7551ff61021172b62b571136f2a56bece5e79ca607fa98e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-07-20T11:19:47Z",
    "title_canon_sha256": "94f5b54dfd118b3c1c95637a6f32f4a9985f996c9815c88ce196ef5052df0f43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05917",
    "kind": "arxiv",
    "version": 1
  }
}