Pith Number

pith:DFJQTI64

pith:2015:DFJQTI64RTIWYOOO6VX3RTGGAK

not attested not anchored not stored refs pending

Spatially discrete reaction-diffusion equations with discontinuous hysteresis

Pavel Gurevich, Sergey Tikhomirov

arxiv:1504.02385 v5 · 2015-04-09 · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DFJQTI64RTIWYOOO6VX3RTGGAK}

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	2026-05-18T00:29:39.809673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

195309a3dc8cd16c39cef56fb8ccc602bf891d864de0bf34cd92bbde9a592d80

Aliases

arxiv: 1504.02385 · arxiv_version: 1504.02385v5 · doi: 10.48550/arxiv.1504.02385 · pith_short_12: DFJQTI64RTIW · pith_short_16: DFJQTI64RTIWYOOO · pith_short_8: DFJQTI64

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/DFJQTI64RTIWYOOO6VX3RTGGAK \
  | 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: 195309a3dc8cd16c39cef56fb8ccc602bf891d864de0bf34cd92bbde9a592d80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11f06bb866bb40e2a6429e749ac62e569a25b15c431fcdcd239fbeb64e3f04cf",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-04-09T16:54:20Z",
    "title_canon_sha256": "a0d1d291d90a431a8f362f0a0acc1d40d54cb2a57f5937c510abfbec4ef99653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02385",
    "kind": "arxiv",
    "version": 5
  }
}