Pith Number

pith:7BCOFBSS

pith:2016:7BCOFBSSFKC6CPLFAN4MWXBR3L

not attested not anchored not stored refs pending

Numerical Approximation of Hyperbolic Systems Containing an Interface

Nina Aguillon, Raul Borsche

arxiv:1603.05372 v1 · 2016-03-17 · 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{7BCOFBSSFKC6CPLFAN4MWXBR3L}

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	2026-05-18T01:18:56.496516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f844e286522a85e13d650378cb5c31dac1210c6a3e5d7b2cfa1dcc626b0e7fa3

Aliases

arxiv: 1603.05372 · arxiv_version: 1603.05372v1 · doi: 10.48550/arxiv.1603.05372 · pith_short_12: 7BCOFBSSFKC6 · pith_short_16: 7BCOFBSSFKC6CPLF · pith_short_8: 7BCOFBSS

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/7BCOFBSSFKC6CPLFAN4MWXBR3L \
  | 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: f844e286522a85e13d650378cb5c31dac1210c6a3e5d7b2cfa1dcc626b0e7fa3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc6b8ed3a955761a32dbba93f22d21d2db319cc2e981d118b7fbb809b92c05b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-03-17T06:57:31Z",
    "title_canon_sha256": "0eb8fedd4bb126784016cddcb0d9b68d8015467bd93a9d1e3e2c021ef6dae3a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05372",
    "kind": "arxiv",
    "version": 1
  }
}