Pith Number

pith:25DW336K

pith:2017:25DW336KEOS4YJ4DKY2BC55FTI

not attested not anchored not stored refs pending

A Discrete Packing Model of Granular Material Confined in A Vertical Column

Kai Wu, Qinghai Jiang, Xin Xie, Yu Sun, Zhengyu Yang

arxiv:1709.01001 v2 · 2017-09-04 · 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{25DW336KEOS4YJ4DKY2BC55FTI}

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	2026-05-18T00:28:40.465286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7476defca23a5cc278356341177a59a12bde8d80b883949115c27587f4e7faa

Aliases

arxiv: 1709.01001 · arxiv_version: 1709.01001v2 · doi: 10.48550/arxiv.1709.01001 · pith_short_12: 25DW336KEOS4 · pith_short_16: 25DW336KEOS4YJ4D · pith_short_8: 25DW336K

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/25DW336KEOS4YJ4DKY2BC55FTI \
  | 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: d7476defca23a5cc278356341177a59a12bde8d80b883949115c27587f4e7faa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3df305cce5fd9642f135f14bb10513a66cdb99ff978f71e41d1dfa5757d580be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2017-09-04T15:18:27Z",
    "title_canon_sha256": "09a770f3b2d2ee2d405bd45863b6439de568c310dbac8ed2fe4be6aba3d34d03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01001",
    "kind": "arxiv",
    "version": 2
  }
}