Pith Number

pith:BEASQX7Q

pith:2010:BEASQX7QMXPXHDT2VVAKCJO4YZ

not attested not anchored not stored refs pending

Westervelt Equation Simulation on Manifold using DEC

Yujie Ma, Zheng Xie

arxiv:1001.2082 v1 · 2010-01-13 · math.NA · cs.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{BEASQX7QMXPXHDT2VVAKCJO4YZ}

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	2026-06-03T23:06:32.562439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0901285ff065df738e7aad40a125dcc66700b1bbc0a005ee38d2789cab4d0f04

Aliases

arxiv: 1001.2082 · arxiv_version: 1001.2082v1 · doi: 10.48550/arxiv.1001.2082 · pith_short_12: BEASQX7QMXPX · pith_short_16: BEASQX7QMXPXHDT2 · pith_short_8: BEASQX7Q

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/BEASQX7QMXPXHDT2VVAKCJO4YZ \
  | 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: 0901285ff065df738e7aad40a125dcc66700b1bbc0a005ee38d2789cab4d0f04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5bc63a98bc84bcaa65d36d2f47f43b8412b213d0dc481456d06c465722af622",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-01-13T09:26:21Z",
    "title_canon_sha256": "c8a51d0f0b2b05efa1dc651ad83ab5e7ca5740341b83918038a4cd07311d9e26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2082",
    "kind": "arxiv",
    "version": 1
  }
}