Pith Number

pith:SA2TTA3U

pith:2019:SA2TTA3UQN5XTFFPK6JYX5WEF5

not attested not anchored not stored refs pending

Equivalence of viscosity and weak solutions for a $p$-parabolic equation

Jarkko Siltakoski

arxiv:1901.02507 v1 · 2019-01-08 · 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{SA2TTA3UQN5XTFFPK6JYX5WEF5}

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	2026-05-17T23:56:40.333474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9035398374837b7994af57938bf6c42f7ccc871b4870d4ae9eb5e28aa14bc640

Aliases

arxiv: 1901.02507 · arxiv_version: 1901.02507v1 · doi: 10.48550/arxiv.1901.02507 · pith_short_12: SA2TTA3UQN5X · pith_short_16: SA2TTA3UQN5XTFFP · pith_short_8: SA2TTA3U

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/SA2TTA3UQN5XTFFPK6JYX5WEF5 \
  | 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: 9035398374837b7994af57938bf6c42f7ccc871b4870d4ae9eb5e28aa14bc640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09edfc4454933a25dec85186e6468ed64175ea53be05455189d1d9e577e094db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-01-08T20:39:38Z",
    "title_canon_sha256": "152dd76960b01161eadd0202c6e7776e18e78282182f1320c90f7034a562fcb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02507",
    "kind": "arxiv",
    "version": 1
  }
}