Pith Number

pith:FG3RJ3DB

pith:2011:FG3RJ3DBGGWSSCRY7I2QJCKHWL

not attested not anchored not stored refs pending

Lie symmetry analysis of nonlinear evolution equation for description nonlinear waves in a viscoelastic tube

Mehdi Nadjafikhah, Vahid Shirvani-Sh

arxiv:1105.0625 v2 · 2011-05-03 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FG3RJ3DBGGWSSCRY7I2QJCKHWL}

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	2026-05-18T04:04:54.858996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29b714ec6131ad290a38fa35048947b2d18bb888553b2bfc8e199a8c81c45ff6

Aliases

arxiv: 1105.0625 · arxiv_version: 1105.0625v2 · doi: 10.48550/arxiv.1105.0625 · pith_short_12: FG3RJ3DBGGWS · pith_short_16: FG3RJ3DBGGWSSCRY · pith_short_8: FG3RJ3DB

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/FG3RJ3DBGGWSSCRY7I2QJCKHWL \
  | 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: 29b714ec6131ad290a38fa35048947b2d18bb888553b2bfc8e199a8c81c45ff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91278ebd26a70bffdce47a668f9cdeb283c7e1dac1c2f3f3aa6fabce6726f7c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-05-03T16:26:21Z",
    "title_canon_sha256": "a55012a27ff73cb88548b3fa216b8a75c0f932aa1ceefe567ffedcc104b14049"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0625",
    "kind": "arxiv",
    "version": 2
  }
}