Pith Number

pith:CU5WM2K4

pith:2021:CU5WM2K4GNPYAB3UVJRVN3S5TG

not attested not anchored not stored refs pending

Discharge of elongated grains from silo with rotating bottom

(2) Institute for Solid State Physics, 3), (3) Departamento de F\'isica y Matem\'atica Aplicada, Academia Sinica, Facultad de Ciencias, H-1525 Budapest, Hungary, Kiwing To (1), Optics, Pamplona, P.O. Box 49, Spain), Taipei, Taiwan 119 Republic of China, Tam\'as B\"orzs\"onyi (2) ((1) Institute of Physics, Tivadar Pong\'o (2, Universidad de Navarra, Wigner Research Centre for Physics, Yi-Kai Mo (1)

arxiv:2106.13640 v1 · 2021-06-25 · cond-mat.soft · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CU5WM2K4GNPYAB3UVJRVN3S5TG}

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	2026-07-05T02:52:24.488743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

153b66695c335f800774aa6356ee5d9987f47eb81ddf3c5d9e5727518a391e49

Aliases

arxiv: 2106.13640 · arxiv_version: 2106.13640v1 · doi: 10.48550/arxiv.2106.13640 · pith_short_12: CU5WM2K4GNPY · pith_short_16: CU5WM2K4GNPYAB3U · pith_short_8: CU5WM2K4

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/CU5WM2K4GNPYAB3UVJRVN3S5TG \
  | 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: 153b66695c335f800774aa6356ee5d9987f47eb81ddf3c5d9e5727518a391e49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac72e2e710bb224b6a730b6ba8d4f9c7649d8c7ab40d11bb44875168f3000ca8",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2021-06-25T13:46:14Z",
    "title_canon_sha256": "16aec093ba880094fc9158d7cb8ceb2b4182f31458acfcd4f66abdce5eaeb98b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13640",
    "kind": "arxiv",
    "version": 1
  }
}