Pith Number

pith:O6FI5TBP

pith:2011:O6FI5TBPD5DYIPJSO5JRDQ7YDG

not attested not anchored not stored refs pending

An introduction to finite volumes for gas dynamics

Fran\c{c}ois Dubois (LM-Orsay)

arxiv:1101.4315 v1 · 2011-01-22 · math.NA · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6FI5TBPD5DYIPJSO5JRDQ7YDG}

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	2026-05-18T04:31:11.202790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

778a8ecc2f1f47843d32775311c3f8199d2a5560b09cf0bc1dd1db7a16a8819c

Aliases

arxiv: 1101.4315 · arxiv_version: 1101.4315v1 · doi: 10.48550/arxiv.1101.4315 · pith_short_12: O6FI5TBPD5DY · pith_short_16: O6FI5TBPD5DYIPJS · pith_short_8: O6FI5TBP

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/O6FI5TBPD5DYIPJSO5JRDQ7YDG \
  | 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: 778a8ecc2f1f47843d32775311c3f8199d2a5560b09cf0bc1dd1db7a16a8819c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddf71dbf45c8920fc5084a1cc1fd632a0baae04c7179da128edd75e5409c32c1",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-01-22T20:00:50Z",
    "title_canon_sha256": "76f9aea81acb3c502e1d6e1f379dc766ba135b181147bd34c16f2358f18b1150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4315",
    "kind": "arxiv",
    "version": 1
  }
}