Pith Number

pith:REU2MHU5

pith:2019:REU2MHU5QDLB7U2QPLKKEVZYSS

not attested not anchored not stored refs pending

Optimal decay for the $n$-dimensional incompressible Oldroyd-B model without damping mechanism

Xiaoping Zhai

arxiv:1905.02604 v1 · 2019-05-07 · 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{REU2MHU5QDLB7U2QPLKKEVZYSS}

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	2026-05-17T23:46:50.938080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8929a61e9d80d61fd3507ad4a2573894a249f5e09525e5868a373465519560ed

Aliases

arxiv: 1905.02604 · arxiv_version: 1905.02604v1 · doi: 10.48550/arxiv.1905.02604 · pith_short_12: REU2MHU5QDLB · pith_short_16: REU2MHU5QDLB7U2Q · pith_short_8: REU2MHU5

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/REU2MHU5QDLB7U2QPLKKEVZYSS \
  | 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: 8929a61e9d80d61fd3507ad4a2573894a249f5e09525e5868a373465519560ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1e53777d346023c6748667783e902778e1b4d0142fa5886ee0d03ba29b48ea3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-07T14:21:49Z",
    "title_canon_sha256": "684e23ca679e31353874fb748ed5a460928936e30b735ce099fb0e572fe2bb98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02604",
    "kind": "arxiv",
    "version": 1
  }
}