Pith Number

pith:HBKSI6HZ

pith:2007:HBKSI6HZXJSU2SDPKTJ5PEBVEK

not attested not anchored not stored refs pending

The piston dispersive shock wave problem

M. A. Hoefer, M. J. Ablowitz, P. Engels

arxiv:0710.2634 v1 · 2007-10-14 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBKSI6HZXJSU2SDPKTJ5PEBVEK}

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	2026-05-18T04:42:23.254727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38552478f9ba654d486f54d3d7903522902446968657892e6d0ba47f0e0b8234

Aliases

arxiv: 0710.2634 · arxiv_version: 0710.2634v1 · doi: 10.48550/arxiv.0710.2634 · pith_short_12: HBKSI6HZXJSU · pith_short_16: HBKSI6HZXJSU2SDP · pith_short_8: HBKSI6HZ

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/HBKSI6HZXJSU2SDPKTJ5PEBVEK \
  | 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: 38552478f9ba654d486f54d3d7903522902446968657892e6d0ba47f0e0b8234

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0cf036bb1898492c5e3aead681840478d5e061eea1c382c37b96ae8d4061641",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.PS",
    "submitted_at": "2007-10-14T02:48:28Z",
    "title_canon_sha256": "75c73ab0f039ecd6ee1fba00fb725dce10f65eaf79ccf683fa2cbd162f28293d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.2634",
    "kind": "arxiv",
    "version": 1
  }
}