Pith Number

pith:AQK4D5WC

pith:2014:AQK4D5WCOAZCZVFWPY7YTK7AM7

not attested not anchored not stored refs pending

Identification of nonlinear heat conduction laws

Herbert Egger, Jan-Frederik Pietschmann, Matthias Schlottbom

arxiv:1404.2535 v1 · 2014-04-09 · 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{AQK4D5WCOAZCZVFWPY7YTK7AM7}

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	2026-05-18T02:54:31.298765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0415c1f6c270322cd4b67e3f89abe067f3a8776719a24cb626ca25fd5d141ae3

Aliases

arxiv: 1404.2535 · arxiv_version: 1404.2535v1 · doi: 10.48550/arxiv.1404.2535 · pith_short_12: AQK4D5WCOAZC · pith_short_16: AQK4D5WCOAZCZVFW · pith_short_8: AQK4D5WC

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/AQK4D5WCOAZCZVFWPY7YTK7AM7 \
  | 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: 0415c1f6c270322cd4b67e3f89abe067f3a8776719a24cb626ca25fd5d141ae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dadbda104025777c545bbdbef745e7a345d39360cbde6df49ce5dd160a7285c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-04-09T16:41:24Z",
    "title_canon_sha256": "af0af03d060b26a6e52f313d95bc95fbbcb8fff9dd6c01d2764a7ac079a5c347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2535",
    "kind": "arxiv",
    "version": 1
  }
}