Pith Number

pith:4EPNPXQB

pith:2017:4EPNPXQBNDOGNUHUEWOQIUCOHE

not attested not anchored not stored refs pending

On operator error estimates for homogenization of hyperbolic systems with periodic coefficients

Yulia Meshkova

arxiv:1705.02531 v4 · 2017-05-06 · 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{4EPNPXQBNDOGNUHUEWOQIUCOHE}

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	2026-05-18T00:19:04.102893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e11ed7de0168dc66d0f4259d04504e3909afa91e078299d4bb86e4371eb2c117

Aliases

arxiv: 1705.02531 · arxiv_version: 1705.02531v4 · doi: 10.48550/arxiv.1705.02531 · pith_short_12: 4EPNPXQBNDOG · pith_short_16: 4EPNPXQBNDOGNUHU · pith_short_8: 4EPNPXQB

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/4EPNPXQBNDOGNUHUEWOQIUCOHE \
  | 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: e11ed7de0168dc66d0f4259d04504e3909afa91e078299d4bb86e4371eb2c117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67de5e99566b3e61f1bc072f4e4b90785fb08babdab4e52970913601f94cd1d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-05-06T21:58:33Z",
    "title_canon_sha256": "4417c140b3de195d16279e9e8356e22a110078bfcdc7feeb468d43cf34f7b9ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02531",
    "kind": "arxiv",
    "version": 4
  }
}