Pith Number

pith:KZNMJPNL

pith:2017:KZNMJPNLCZUC7N3GR6I6HZGZOG

not attested not anchored not stored refs pending

On the uniqueness of nonlinear diffusion coefficients in the presence of lower order terms

Herbert Egger, Jan-Frederik Pietschmann, Matthias Schlottbom

arxiv:1703.07459 v1 · 2017-03-21 · 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{KZNMJPNLCZUC7N3GR6I6HZGZOG}

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	2026-05-18T00:32:11.207060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

565ac4bdab16682fb7668f91e3e4d971aa73c0edc4075ddf101edb3879965e64

Aliases

arxiv: 1703.07459 · arxiv_version: 1703.07459v1 · doi: 10.48550/arxiv.1703.07459 · pith_short_12: KZNMJPNLCZUC · pith_short_16: KZNMJPNLCZUC7N3G · pith_short_8: KZNMJPNL

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/KZNMJPNLCZUC7N3GR6I6HZGZOG \
  | 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: 565ac4bdab16682fb7668f91e3e4d971aa73c0edc4075ddf101edb3879965e64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1f6ce9323b07f2900ea3a8ac331bbff8fe6d5a61adef449b2ada2609cd0ce55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-03-21T22:33:46Z",
    "title_canon_sha256": "09c9359dd6afaa0c32427c6caac9a209d3bcf63f1dfae2313ec35a8cdbeb9eb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07459",
    "kind": "arxiv",
    "version": 1
  }
}