Pith Number

pith:CJHYYAQL

pith:2016:CJHYYAQLECCLJSV2JUATISE4I3

not attested not anchored not stored refs pending

Approach to steady state in the heat equation and the hyperbolic heat transfer equation

Gunter Scharf

arxiv:1612.08527 v2 · 2016-12-27 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJHYYAQLECCLJSV2JUATISE4I3}

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	2026-05-18T00:52:49.117306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

124f8c020b2084b4caba4d0134489c46f98e80fb239b4ad0c6992a193b82b226

Aliases

arxiv: 1612.08527 · arxiv_version: 1612.08527v2 · doi: 10.48550/arxiv.1612.08527 · pith_short_12: CJHYYAQLECCL · pith_short_16: CJHYYAQLECCLJSV2 · pith_short_8: CJHYYAQL

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/CJHYYAQLECCLJSV2JUATISE4I3 \
  | 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: 124f8c020b2084b4caba4d0134489c46f98e80fb239b4ad0c6992a193b82b226

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89a5a4a5f6eeb5d27c47c433c6349670ea0e723d3cbb7e13e4f42451cfa7b8e0",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2016-12-27T08:09:18Z",
    "title_canon_sha256": "2a00c193894d2dc222847ea05ba51907cdc09440b832250699604f07c955c5f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08527",
    "kind": "arxiv",
    "version": 2
  }
}