Pith Number

pith:UZRCWES3

pith:2017:UZRCWES3B5HIKTVJ276Q2S7NO4

not attested not anchored not stored refs pending

An experimental study of low-velocity impacts into granular material in reduced gravity

Alexandre Cadu, Cecily Sunday, Emmanuel Zenou, Iris Avila Martinez, Naomi Murdoch, Olivier Cherrier, Yves Gourinat

arxiv:1702.05980 v1 · 2017-02-20 · astro-ph.EP · cond-mat.soft · physics.geo-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{UZRCWES3B5HIKTVJ276Q2S7NO4}

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	2026-05-18T00:50:24.679677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6622b125b0f4e854ea9d7fd0d4bed771a4b85db61606d272f8e5f52af576936

Aliases

arxiv: 1702.05980 · arxiv_version: 1702.05980v1 · doi: 10.48550/arxiv.1702.05980 · pith_short_12: UZRCWES3B5HI · pith_short_16: UZRCWES3B5HIKTVJ · pith_short_8: UZRCWES3

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/UZRCWES3B5HIKTVJ276Q2S7NO4 \
  | 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: a6622b125b0f4e854ea9d7fd0d4bed771a4b85db61606d272f8e5f52af576936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb69414609ddb1ec76f356ec17b4a2d2939b942d9a4c55f0aca5d6899a5e3bc4",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-02-20T14:26:55Z",
    "title_canon_sha256": "afa0f4f736950b8073929c8dfba3eac02af03fb22f34b2b5dc0af01d80802f3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05980",
    "kind": "arxiv",
    "version": 1
  }
}