Pith Number

pith:DGYFDEZA

pith:2013:DGYFDEZAW5TW74YCFU2EOBU4LG

not attested not anchored not stored refs pending

Derivative estimates of solutions of elliptic systems in narrow regions

Biao Yin, Ellen Shiting Bao, Haigang Li, Yanyan Li

arxiv:1311.1277 v1 · 2013-11-06 · 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{DGYFDEZAW5TW74YCFU2EOBU4LG}

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	2026-05-18T03:07:53.851253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b0519320b7676ff3022d3447069c59a991c5ab7cacb401281d3f1a59ba1d88

Aliases

arxiv: 1311.1277 · arxiv_version: 1311.1277v1 · doi: 10.48550/arxiv.1311.1277 · pith_short_12: DGYFDEZAW5TW · pith_short_16: DGYFDEZAW5TW74YC · pith_short_8: DGYFDEZA

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/DGYFDEZAW5TW74YCFU2EOBU4LG \
  | 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: 19b0519320b7676ff3022d3447069c59a991c5ab7cacb401281d3f1a59ba1d88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "836c10bd5a8f6d4ce4ed3c0e298e85b34885783818093e88a9f82b16f5828ca5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-11-06T03:12:26Z",
    "title_canon_sha256": "dd7a1dcbca3a2f2474948dabfbbffc818abbf2ac13e53967751d19a667fc6e19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1277",
    "kind": "arxiv",
    "version": 1
  }
}