Pith Number

pith:ADGYQMWH

pith:2015:ADGYQMWHETBVCHQHJ2CRMZGS6F

not attested not anchored not stored refs pending

Classical solutions to quasilinear parabolic problems with dynamic boundary conditions

Davide Guidetti

arxiv:1504.06112 v1 · 2015-04-23 · 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{ADGYQMWHETBVCHQHJ2CRMZGS6F}

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	2026-05-18T02:18:02.548172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00cd8832c724c3511e074e851664d2f168ccab7a240e19e7ee18e529d6b819df

Aliases

arxiv: 1504.06112 · arxiv_version: 1504.06112v1 · doi: 10.48550/arxiv.1504.06112 · pith_short_12: ADGYQMWHETBV · pith_short_16: ADGYQMWHETBVCHQH · pith_short_8: ADGYQMWH

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/ADGYQMWHETBVCHQHJ2CRMZGS6F \
  | 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: 00cd8832c724c3511e074e851664d2f168ccab7a240e19e7ee18e529d6b819df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6100349dc757746aaac4b8532e5e05b7f859b85fef1d5380f382dbf6a39e63ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-04-23T09:50:25Z",
    "title_canon_sha256": "f917db452a8e5dd473cd3cc7c64881d494e25607ca8572d2ff7a5d2967658f91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06112",
    "kind": "arxiv",
    "version": 1
  }
}