Pith Number

pith:IG2KDO6W

pith:2013:IG2KDO6WDJ2FJTVE2DBRPEADNR

not attested not anchored not stored refs pending

Shock Waves in Falling Coupled Harmonic Oscillators

Hidetsugu Sakaguchi

arxiv:1307.6686 v1 · 2013-07-25 · physics.class-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{IG2KDO6WDJ2FJTVE2DBRPEADNR}

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	2026-05-18T03:17:34.983578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41b4a1bbd61a7454cea4d0c31790036c58d10baa891ff367a03cd0dbe6c88505

Aliases

arxiv: 1307.6686 · arxiv_version: 1307.6686v1 · doi: 10.48550/arxiv.1307.6686 · pith_short_12: IG2KDO6WDJ2F · pith_short_16: IG2KDO6WDJ2FJTVE · pith_short_8: IG2KDO6W

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/IG2KDO6WDJ2FJTVE2DBRPEADNR \
  | 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: 41b4a1bbd61a7454cea4d0c31790036c58d10baa891ff367a03cd0dbe6c88505

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5220bea4d71d408899e7e15412a347f8d2cd5b46799d18693d058f0918d22a5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2013-07-25T10:09:02Z",
    "title_canon_sha256": "5601512f3409a23158da59efd5bd9c82a0206bc071c7b8ca3b4d67cbe3ce3105"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6686",
    "kind": "arxiv",
    "version": 1
  }
}