Pith Number

pith:WGJKHZZL

pith:2016:WGJKHZZLEXFXEUGIBVIXR5Z4QL

not attested not anchored not stored refs pending

Stabilized nonconforming finite element methods for data assimilation in incompressible flows

Erik Burman, Peter Hansbo

arxiv:1609.06044 v1 · 2016-09-20 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGJKHZZLEXFXEUGIBVIXR5Z4QL}

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	2026-05-18T01:04:16.849038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b192a3e72b25cb7250c80d5178f73c82d9e62b15b42666138a6ecada69a6391a

Aliases

arxiv: 1609.06044 · arxiv_version: 1609.06044v1 · doi: 10.48550/arxiv.1609.06044 · pith_short_12: WGJKHZZLEXFX · pith_short_16: WGJKHZZLEXFXEUGI · pith_short_8: WGJKHZZL

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/WGJKHZZLEXFXEUGIBVIXR5Z4QL \
  | 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: b192a3e72b25cb7250c80d5178f73c82d9e62b15b42666138a6ecada69a6391a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d7f32fcf1bac4a421632afa746f6c116172bded50942c2ccdd2d71b36135e28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-09-20T07:41:57Z",
    "title_canon_sha256": "28b5bbfbebf4c24ea93ec8eefe79f3d8ac6b077163611817524561f8444a9660"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.06044",
    "kind": "arxiv",
    "version": 1
  }
}