Pith Number

pith:VGRZE4CL

pith:1995:VGRZE4CLJ45P45LGPFXYTLKUZ5

not attested not anchored not stored refs pending

Shock structure in a nine-velocity gas

Balu Nadiga, Brad Sturtevant (Graduate Aeronautical Laboratories, CA), Caltech, Pasadena

arxiv:comp-gas/9501008 v2 · 1995-01-22 · comp-gas · nlin.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VGRZE4CLJ45P45LGPFXYTLKUZ5}

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	2026-07-04T15:58:14.123927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9a392704b4f3afe7566796f89ad54cf471a725aaa2a2528615a5dd518eef624

Aliases

arxiv: comp-gas/9501008 · arxiv_version: comp-gas/9501008v2 · doi: 10.48550/arxiv.comp-gas/9501008 · pith_short_12: VGRZE4CLJ45P · pith_short_16: VGRZE4CLJ45P45LG · pith_short_8: VGRZE4CL

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/VGRZE4CLJ45P45LGPFXYTLKUZ5 \
  | 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: a9a392704b4f3afe7566796f89ad54cf471a725aaa2a2528615a5dd518eef624

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b37e19e76d7bf4adbf6400c635b99cd1477da7353205159a9446283f8ff62d28",
    "cross_cats_sorted": [
      "nlin.CG"
    ],
    "license": "",
    "primary_cat": "comp-gas",
    "submitted_at": "1995-01-22T01:58:47Z",
    "title_canon_sha256": "3375afb61bb18474d153a322563cf04229325edb17614932b8fa537f1a9660c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "comp-gas/9501008",
    "kind": "arxiv",
    "version": 2
  }
}