Pith Number

pith:CII4HFFQ

pith:2009:CII4HFFQ2J7667BDILW26VND5F

not attested not anchored not stored refs pending

On 2D Viscoelasticity with Small Strain

Zhen Lei

arxiv:0904.1345 v1 · 2009-04-08 · 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{CII4HFFQ2J7667BDILW26VND5F}

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	2026-05-18T02:14:06.910929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1211c394b0d27fef7c2342edaf55a3e957e292715d1b2ade7f5c917720850464

Aliases

arxiv: 0904.1345 · arxiv_version: 0904.1345v1 · doi: 10.48550/arxiv.0904.1345 · pith_short_12: CII4HFFQ2J76 · pith_short_16: CII4HFFQ2J7667BD · pith_short_8: CII4HFFQ

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/CII4HFFQ2J7667BDILW26VND5F \
  | 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: 1211c394b0d27fef7c2342edaf55a3e957e292715d1b2ade7f5c917720850464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4ccffb2d677721121963107972634d5b92676780e7f2080fa62f24254712cd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-04-08T14:06:59Z",
    "title_canon_sha256": "b8df2dad27ca365d1127a56a9acf2903265a01cc0868f14fe3ce95d7ed8b7c18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1345",
    "kind": "arxiv",
    "version": 1
  }
}