Pith Number

pith:PZSPRV3U

pith:2017:PZSPRV3U3V7T4NXW5DJ3GBEGEP

not attested not anchored not stored refs pending

Size Scaling of Velocity Field in Granular Flows through Apertures

Gaoke Hu, Lei Yang, Liangsheng Li, Ping Lin, Xiaosong Chen, Yongwen Zhang

arxiv:1708.09647 v1 · 2017-08-31 · 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{PZSPRV3U3V7T4NXW5DJ3GBEGEP}

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	2026-05-18T00:36:15.895518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e64f8d774dd7f3e36f6e8d3b3048623c48b01562edc7332d37a5db238d0639e

Aliases

arxiv: 1708.09647 · arxiv_version: 1708.09647v1 · doi: 10.48550/arxiv.1708.09647 · pith_short_12: PZSPRV3U3V7T · pith_short_16: PZSPRV3U3V7T4NXW · pith_short_8: PZSPRV3U

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/PZSPRV3U3V7T4NXW5DJ3GBEGEP \
  | 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: 7e64f8d774dd7f3e36f6e8d3b3048623c48b01562edc7332d37a5db238d0639e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba2b86f213f6bc3b320bbca76a274d79bde57539e03aa12b931ce230ba086bf4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2017-08-31T10:08:29Z",
    "title_canon_sha256": "1d3e51ab871549f9016be01993609e114a4e150592093ed1c578a26975cdf465"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09647",
    "kind": "arxiv",
    "version": 1
  }
}