Pith Number

pith:HP3FBL55

pith:2018:HP3FBL55XFVZ3WCV5Y2URP4ZEK

not attested not anchored not stored refs pending

A stable added-mass partitioned (AMP) algorithm for elastic solids and incompressible flow

Daniel A. Serino, Donald W. Schwendeman, Jeffrey W. Banks, William D. Henshaw

arxiv:1812.05208 v1 · 2018-12-13 · math.NA · cs.NA · 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{HP3FBL55XFVZ3WCV5Y2URP4ZEK}

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	2026-06-04T20:13:47.601730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bf650afbdb96b9dd855ee3548bf9922b00c1242c9fffdda8af8a33fc5dde1dc

Aliases

arxiv: 1812.05208 · arxiv_version: 1812.05208v1 · doi: 10.48550/arxiv.1812.05208 · pith_short_12: HP3FBL55XFVZ · pith_short_16: HP3FBL55XFVZ3WCV · pith_short_8: HP3FBL55

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/HP3FBL55XFVZ3WCV5Y2URP4ZEK \
  | 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: 3bf650afbdb96b9dd855ee3548bf9922b00c1242c9fffdda8af8a33fc5dde1dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c9fc4902a3486608bd1231afd278bfd1df05dcff6f7b2a9448131b28229986d",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-12-13T00:28:14Z",
    "title_canon_sha256": "dee70cce363b114ce049048c82e62e86dbf32156c679691e7e0bb57c5fa506a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05208",
    "kind": "arxiv",
    "version": 1
  }
}