Pith Number

pith:TS5JMX47

pith:2018:TS5JMX47ZC4S27RDM3Z3ZGX565

not attested not anchored not stored refs pending

Grow-up for a quasilinear heat equation with a localized reaction

Arturo de Pablo, Raul Ferreira

arxiv:1801.09525 v1 · 2018-01-29 · 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{TS5JMX47ZC4S27RDM3Z3ZGX565}

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	2026-05-18T00:24:57.148702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cba965f9fc8b92d7e2366f3bc9afdf77fa609d035af252c7a5ddf492e2fe17d

Aliases

arxiv: 1801.09525 · arxiv_version: 1801.09525v1 · doi: 10.48550/arxiv.1801.09525 · pith_short_12: TS5JMX47ZC4S · pith_short_16: TS5JMX47ZC4S27RD · pith_short_8: TS5JMX47

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/TS5JMX47ZC4S27RDM3Z3ZGX565 \
  | 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: 9cba965f9fc8b92d7e2366f3bc9afdf77fa609d035af252c7a5ddf492e2fe17d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4646a5d882b9d331fe8c9244fa9cbedbbe2efb11f2fc892600dae7c09e3a19f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-01-29T14:35:23Z",
    "title_canon_sha256": "6dcd231f80a6123f7af701fc3b8ade271aac9099da668ecd0162122be3aacd9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09525",
    "kind": "arxiv",
    "version": 1
  }
}