Pith Number

pith:ZFDCCMMK

pith:2015:ZFDCCMMKBPBFISN63MBC7JPSQO

not attested not anchored not stored refs pending

Interior gradient estimates for quasilinear elliptic equations

Truyen Nguyen, Tuoc Phan

arxiv:1508.02425 v1 · 2015-08-10 · 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{ZFDCCMMKBPBFISN63MBC7JPSQO}

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	2026-05-18T01:35:29.267024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c94621318a0bc25449bedb022fa5f28386d433550c8c774c08ccc63d46f258d0

Aliases

arxiv: 1508.02425 · arxiv_version: 1508.02425v1 · doi: 10.48550/arxiv.1508.02425 · pith_short_12: ZFDCCMMKBPBF · pith_short_16: ZFDCCMMKBPBFISN6 · pith_short_8: ZFDCCMMK

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/ZFDCCMMKBPBFISN63MBC7JPSQO \
  | 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: c94621318a0bc25449bedb022fa5f28386d433550c8c774c08ccc63d46f258d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4c50a196930c517a75ae68e0f4313cbd99315692328c113787f37f8f553da91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-08-10T21:01:32Z",
    "title_canon_sha256": "0dcfc87092a469ef081d5e5b813bbcbea19707d5f1c5a00eae08afb9a38cb0e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02425",
    "kind": "arxiv",
    "version": 1
  }
}