Pith Number

pith:WQH2FBA7

pith:2012:WQH2FBA7FHL5YKPHZGRNSVUJBA

not attested not anchored not stored refs pending

Global weak solutions for an incompressible, generalized Newtonian fluid interacting with a linearly elastic Koiter shell

Daniel Lengeler

arxiv:1212.3435 v1 · 2012-12-14 · 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{WQH2FBA7FHL5YKPHZGRNSVUJBA}

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	2026-05-18T03:38:24.682258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40fa2841f29d7dc29e7c9a2d9568908230759a7c891a219dbc61c769fab5689

Aliases

arxiv: 1212.3435 · arxiv_version: 1212.3435v1 · doi: 10.48550/arxiv.1212.3435 · pith_short_12: WQH2FBA7FHL5 · pith_short_16: WQH2FBA7FHL5YKPH · pith_short_8: WQH2FBA7

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/WQH2FBA7FHL5YKPHZGRNSVUJBA \
  | 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: b40fa2841f29d7dc29e7c9a2d9568908230759a7c891a219dbc61c769fab5689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33593f8576d94a55b5525f00836aef0e888e3e8c6bb153970373891d026cc12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-12-14T10:44:52Z",
    "title_canon_sha256": "5d420e4e11e9c63e337ac7ad20f00957078e81ef80a02db2e9adc951f04e44f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3435",
    "kind": "arxiv",
    "version": 1
  }
}