Pith Number

pith:FSUM66IR

pith:2026:FSUM66IRV5USMCIJJVJYUYNM4P

not attested not anchored not stored refs pending

Adjoint shape optimization of oscillatory rarefied gas flows

Lei Wu, Pengshuo Li

arxiv:2608.06910 v1 · 2026-08-07 · physics.comp-ph · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSUM66IRV5USMCIJJVJYUYNM4P}

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	2026-08-10T01:12:29.315417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca8cf7911af692609094d538a61ace3db13b7816e82c8d41fc1ab74051dd777

Aliases

arxiv: 2608.06910 · arxiv_version: 2608.06910v1 · doi: 10.48550/arxiv.2608.06910 · pith_short_12: FSUM66IRV5US · pith_short_16: FSUM66IRV5USMCIJ · pith_short_8: FSUM66IR

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/FSUM66IRV5USMCIJJVJYUYNM4P \
  | 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: 2ca8cf7911af692609094d538a61ace3db13b7816e82c8d41fc1ab74051dd777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "590d482ba3561c635a0245c3eb29cde4a9b820bbbb168f219187990ae9608060",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-08-07T07:43:58Z",
    "title_canon_sha256": "541c9435f0c931ab96a567dcb5d639c85f5d6cb01cfadecf7302bd2c19e4756e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06910",
    "kind": "arxiv",
    "version": 1
  }
}