Pith Number

pith:CIWVZ24D

pith:2018:CIWVZ24D7BO2EYBB4K3H7L7ZKH

not attested not anchored not stored refs pending

Boundary-Conforming Finite Element Methods for Twin-Screw Extruders: Unsteady - Temperature-Dependent - Non-Newtonian Simulations

Jan Helmig, Marek Behr, Stefanie Elgeti

arxiv:1901.00725 v1 · 2018-12-04 · cs.CE · cs.NA · 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{CIWVZ24D7BO2EYBB4K3H7L7ZKH}

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	2026-05-17T23:57:01.505965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

122d5ceb83f85da26021e2b67faff951d083468564652ed26fc5b58893decd98

Aliases

arxiv: 1901.00725 · arxiv_version: 1901.00725v1 · doi: 10.48550/arxiv.1901.00725 · pith_short_12: CIWVZ24D7BO2 · pith_short_16: CIWVZ24D7BO2EYBB · pith_short_8: CIWVZ24D

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/CIWVZ24D7BO2EYBB4K3H7L7ZKH \
  | 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: 122d5ceb83f85da26021e2b67faff951d083468564652ed26fc5b58893decd98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf423fbbbd8f6ef4a6ad6ecb65f2d54ff9c572551ff63adddb94d71f94e4a3d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2018-12-04T18:06:24Z",
    "title_canon_sha256": "5e35f09979f0abdfe53ffcaf422acee85251d899e444354b24adfffb571a50c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00725",
    "kind": "arxiv",
    "version": 1
  }
}