Pith Number

pith:R2FUVEXP

pith:2021:R2FUVEXPG6BPSWUTBJR4EW3UK5

not attested not anchored not stored refs pending

Well-posedness of Bayesian inverse problems for hyperbolic conservation laws

Adrian M. Ruf, David Ochsner, Franziska Weber, Siddhartha Mishra

arxiv:2107.09701 v1 · 2021-07-20 · math.NA · cs.NA · 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{R2FUVEXPG6BPSWUTBJR4EW3UK5}

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	2026-07-05T02:59:58.469556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e8b4a92ef3782f95a930a63c25b74575c38efcb8f76ac351a3bd4848175c83b

Aliases

arxiv: 2107.09701 · arxiv_version: 2107.09701v1 · doi: 10.48550/arxiv.2107.09701 · pith_short_12: R2FUVEXPG6BP · pith_short_16: R2FUVEXPG6BPSWUT · pith_short_8: R2FUVEXP

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/R2FUVEXPG6BPSWUTBJR4EW3UK5 \
  | 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: 8e8b4a92ef3782f95a930a63c25b74575c38efcb8f76ac351a3bd4848175c83b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36b2cbc9102f6d1804b0b78be3e98effe09a2cdfccb8df0187598529f73b67ca",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-07-20T18:12:45Z",
    "title_canon_sha256": "4b1a5efcd2f8d5191c0d4ac7ea5e9bfe899b681e96adf16b47d84af10d44925b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.09701",
    "kind": "arxiv",
    "version": 1
  }
}