Pith Number

pith:CFI7XWNA

pith:2019:CFI7XWNAJYN4LVUSRXYPACWIOG

not attested not anchored not stored refs pending

Two-scale homogenization of abstract linear time-dependent PDEs

Marcus Waurick, Mario Varga, Stefan Neukamm

arxiv:1905.02945 v1 · 2019-05-08 · 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{CFI7XWNAJYN4LVUSRXYPACWIOG}

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	2026-05-17T23:46:44.955775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1151fbd9a04e1bc5d6928df0f00ac8718bcec17f2f3af031e549f12826f3b820

Aliases

arxiv: 1905.02945 · arxiv_version: 1905.02945v1 · doi: 10.48550/arxiv.1905.02945 · pith_short_12: CFI7XWNAJYN4 · pith_short_16: CFI7XWNAJYN4LVUS · pith_short_8: CFI7XWNA

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/CFI7XWNAJYN4LVUSRXYPACWIOG \
  | 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: 1151fbd9a04e1bc5d6928df0f00ac8718bcec17f2f3af031e549f12826f3b820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e0fdbc56c424d76f3863cc167f984f63230dcdd21a592b044b487225a638a2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-08T07:43:34Z",
    "title_canon_sha256": "0fe2d6bcb5e7b25d3c0d1fcdb97c5a261e4ad2f07bb0af8b47fb6ed46a76ed4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02945",
    "kind": "arxiv",
    "version": 1
  }
}