Pith Number

pith:UNJUN2AW

pith:2023:UNJUN2AWGBHF37SCU4DSAB76DD

not attested not anchored not stored refs pending

Model adaptation for hyperbolic balance laws

Aleksey Sikstel, Hrishikesh Joshi, Jan Giesselmann, Siegfried M\"uller

arxiv:2302.11008 v1 · 2023-02-21 · 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{UNJUN2AWGBHF37SCU4DSAB76DD}

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	2026-07-05T05:44:29.291426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a35346e816304e5dfe42a7072007fe18d74a9098425cffafc7c05c151fc4deea

Aliases

arxiv: 2302.11008 · arxiv_version: 2302.11008v1 · doi: 10.48550/arxiv.2302.11008 · pith_short_12: UNJUN2AWGBHF · pith_short_16: UNJUN2AWGBHF37SC · pith_short_8: UNJUN2AW

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/UNJUN2AWGBHF37SCU4DSAB76DD \
  | 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: a35346e816304e5dfe42a7072007fe18d74a9098425cffafc7c05c151fc4deea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fde6d668360f95451f5fb1f1dd64bb1ebd8dd782b24a6790583d490a90723b7c",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-02-21T21:21:05Z",
    "title_canon_sha256": "661a2c9ec73cf96fe826ab3002908ea508f61aa1fe8bffd21de20ca9fb085a6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.11008",
    "kind": "arxiv",
    "version": 1
  }
}