Pith Number

pith:DIWAB3MI

pith:2017:DIWAB3MI36PSVJMI3HCR4GDMKO

not attested not anchored not stored refs pending

An application of the Theorem on Sums to viscosity solutions of degenerate fully nonlinear equations

Fausto Ferrari

arxiv:1712.03498 v1 · 2017-12-10 · 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{DIWAB3MI36PSVJMI3HCR4GDMKO}

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	2026-05-18T00:28:21.050070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a2c00ed88df9f2aa588d9c51e186c538c6f3c2419850575e69b71e1b672083f

Aliases

arxiv: 1712.03498 · arxiv_version: 1712.03498v1 · doi: 10.48550/arxiv.1712.03498 · pith_short_12: DIWAB3MI36PS · pith_short_16: DIWAB3MI36PSVJMI · pith_short_8: DIWAB3MI

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/DIWAB3MI36PSVJMI3HCR4GDMKO \
  | 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: 1a2c00ed88df9f2aa588d9c51e186c538c6f3c2419850575e69b71e1b672083f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddd8dd13daec68616a0f71f875565cc2f6cdb40cb9f286144db74f0769811d10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-10T10:51:10Z",
    "title_canon_sha256": "9631641ffc317501394525f6563c59c3aa450d7a2978b0309363ec575052b90f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03498",
    "kind": "arxiv",
    "version": 1
  }
}