Pith Number

pith:J4FROWZF

pith:2023:J4FROWZF2F7YA7KYXIPS5EYRKB

not attested not anchored not stored refs pending

Inverse problem of determining time-dependent leading coefficient in the time-fractional heat equation

Daurenbek Serikbaev, Michael Ruzhansky, Niyaz Tokmagambetov

arxiv:2306.03545 v3 · 2023-06-06 · 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{J4FROWZF2F7YA7KYXIPS5EYRKB}

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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.

Cited by

1 paper in Pith

Identification problems for anisotropic time-fractional subdiffusion equations

Receipt and verification

First computed	2026-07-05T06:19:59.700403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f0b175b25d17f807d58ba1f2e9311504e6cc53e15a644f053431cbb92c21b35

Aliases

arxiv: 2306.03545 · arxiv_version: 2306.03545v3 · doi: 10.48550/arxiv.2306.03545 · pith_short_12: J4FROWZF2F7Y · pith_short_16: J4FROWZF2F7YA7KY · pith_short_8: J4FROWZF

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/J4FROWZF2F7YA7KYXIPS5EYRKB \
  | 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: 4f0b175b25d17f807d58ba1f2e9311504e6cc53e15a644f053431cbb92c21b35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "964200d0addf1eeecfb21f84537227be3e15b475a308edbade2dc5312a616fa4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2023-06-06T09:47:29Z",
    "title_canon_sha256": "aabf7e72715194e034b6dae92afee3cb7c932848a3871fe0ba063cbe1240d375"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.03545",
    "kind": "arxiv",
    "version": 3
  }
}