Pith Number

pith:PXUF7HDQ

pith:2012:PXUF7HDQNMR4Z6CDN7WBAS5OUZ

not attested not anchored not stored refs pending

Backward Euler method for the Equations of Motion Arising in Oldroyd Fluids of Order One with Nonsmooth Initial Data

Amiya K. Pani, Deepjyoti Goswami

arxiv:1208.6343 v1 · 2012-08-31 · 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{PXUF7HDQNMR4Z6CDN7WBAS5OUZ}

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	2026-05-18T03:46:33.629126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7de85f9c706b23ccf8436fec104baea6622974f53047e75bd4cfa4d60c2a5c1c

Aliases

arxiv: 1208.6343 · arxiv_version: 1208.6343v1 · doi: 10.48550/arxiv.1208.6343 · pith_short_12: PXUF7HDQNMR4 · pith_short_16: PXUF7HDQNMR4Z6CD · pith_short_8: PXUF7HDQ

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/PXUF7HDQNMR4Z6CDN7WBAS5OUZ \
  | 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: 7de85f9c706b23ccf8436fec104baea6622974f53047e75bd4cfa4d60c2a5c1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9b326abff528355b7c87ef9ca4bce8b44155b9fa1a4cded40e6c92e94b853be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-08-31T01:26:17Z",
    "title_canon_sha256": "49da3cf60d67ef2e545925bc2f7df7a5f0f19e8b854c91faf358c1b0288fc5b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6343",
    "kind": "arxiv",
    "version": 1
  }
}