Pith Number

pith:4IQLX5WL

pith:2015:4IQLX5WL45WHAYF6IR4JLGK6HD

not attested not anchored not stored refs pending

Optimal Error Estimates for Semidiscrete Galerkin approximations to the Equations of Motion Described by Kelvin-Voigt Viscoelastic Fluid Flow Model

Ambit K. Pany, Amiya K. Pani, Saumya Bajpai

arxiv:1511.08947 v1 · 2015-11-28 · 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{4IQLX5WL45WHAYF6IR4JLGK6HD}

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	2026-05-18T01:25:46.017687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e220bbf6cbe76c7060be447895995e38faafced14457d8432e7e098ead0a3dcc

Aliases

arxiv: 1511.08947 · arxiv_version: 1511.08947v1 · doi: 10.48550/arxiv.1511.08947 · pith_short_12: 4IQLX5WL45WH · pith_short_16: 4IQLX5WL45WHAYF6 · pith_short_8: 4IQLX5WL

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/4IQLX5WL45WHAYF6IR4JLGK6HD \
  | 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: e220bbf6cbe76c7060be447895995e38faafced14457d8432e7e098ead0a3dcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c16c76aac37bb68e4b5289765d5dbed69e5f297a7ce64491fc555fdc2ccf808",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-11-28T23:49:19Z",
    "title_canon_sha256": "3c0643313277b815cc4f30b2bfa2ac4feb6c7527ab2a963274be2734fa7da037"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08947",
    "kind": "arxiv",
    "version": 1
  }
}