Pith Number

pith:QRPREGCL

pith:2016:QRPREGCLXS6D4434AP73PSZNU2

not attested not anchored not stored refs pending

A novel facility for reduced-gravity testing: a set-up for studying low-velocity collisions into granular surfaces

Cecily Sunday, Claudia Valeria Nardi, David Mimoun, Iris Avila Martinez, Naomi Murdoch, Olivier Cherrier, Sara Morales Serrano, Tristan Janin, Yves Gourinat

arxiv:1611.04826 v1 · 2016-11-15 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRPREGCLXS6D4434AP73PSZNU2}

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	2026-05-18T00:58:49.764151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845f12184bbcbc3e737c03ffb7cb2da69542bf1f78c02ae40d5870906b1d4918

Aliases

arxiv: 1611.04826 · arxiv_version: 1611.04826v1 · doi: 10.48550/arxiv.1611.04826 · pith_short_12: QRPREGCLXS6D · pith_short_16: QRPREGCLXS6D4434 · pith_short_8: QRPREGCL

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/QRPREGCLXS6D4434AP73PSZNU2 \
  | 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: 845f12184bbcbc3e737c03ffb7cb2da69542bf1f78c02ae40d5870906b1d4918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fde9e703f636557764e5d293d58837fbf3d9a96544568df57ba9347146c61a5f",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-11-15T13:48:26Z",
    "title_canon_sha256": "db2ed7f5fc0c57e9a3a0a81b98f650da9970d3bd2145922b65125060b843f836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04826",
    "kind": "arxiv",
    "version": 1
  }
}