Pith Number

pith:TQWS77BU

pith:2017:TQWS77BUOBIQJDXIBNEJRIF3AP

not attested not anchored not stored refs pending

Transport reversal for model reduction of hyperbolic partial differential equations

Donsub Rim, Randall J. LeVeque, Scott Moe

arxiv:1701.07529 v1 · 2017-01-26 · 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{TQWS77BUOBIQJDXIBNEJRIF3AP}

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	2026-05-18T00:52:03.250014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c2d2ffc347051048ee80b4898a0bb03df46f5d9f5bd8e5f0db9ec6861541033

Aliases

arxiv: 1701.07529 · arxiv_version: 1701.07529v1 · doi: 10.48550/arxiv.1701.07529 · pith_short_12: TQWS77BUOBIQ · pith_short_16: TQWS77BUOBIQJDXI · pith_short_8: TQWS77BU

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/TQWS77BUOBIQJDXIBNEJRIF3AP \
  | 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: 9c2d2ffc347051048ee80b4898a0bb03df46f5d9f5bd8e5f0db9ec6861541033

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86f022c06ea534c747c485bcc87b2528f2a5e4f5d66449ef556eaf16fef64601",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-01-26T00:27:34Z",
    "title_canon_sha256": "9207dc7a4d3f6416d4ca6b280cdec2bec01d310127596a2c7cda9a01d969210d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07529",
    "kind": "arxiv",
    "version": 1
  }
}