Pith Number

pith:3HZYEB7T

pith:2019:3HZYEB7TEOHBRR5NKLE7LW4MHG

not attested not anchored not stored refs pending

Bouncing of a projectile impacting a dense potato-starch suspension layer

H. Katsuragi, K. Egawa

arxiv:1904.11627 v1 · 2019-04-26 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HZYEB7TEOHBRR5NKLE7LW4MHG}

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	2026-05-17T23:44:11.129487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9f38207f3238e18c7ad52c9f5db8c39a239cc3d940b7c8c093c4cfda861d5a0

Aliases

arxiv: 1904.11627 · arxiv_version: 1904.11627v1 · doi: 10.48550/arxiv.1904.11627 · pith_short_12: 3HZYEB7TEOHB · pith_short_16: 3HZYEB7TEOHBRR5N · pith_short_8: 3HZYEB7T

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/3HZYEB7TEOHBRR5NKLE7LW4MHG \
  | 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: d9f38207f3238e18c7ad52c9f5db8c39a239cc3d940b7c8c093c4cfda861d5a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4665f05e0506b7efb5b7dcf31d810b4684ff474f78876882c6344821b440e60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2019-04-26T00:09:07Z",
    "title_canon_sha256": "9a894da35b3861b83699ef7ee2d0cec1c6fcfe9da58262ae244494a6fc6b836d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11627",
    "kind": "arxiv",
    "version": 1
  }
}