Pith Number

pith:7VK65SDO

pith:2014:7VK65SDOC2ANCSPRFVWBFWJWNK

not attested not anchored not stored refs pending

Collapse of quasi-two-dimensional wet granular columns

Andrea C. Santomaso, Diego Tono, Fabio Gabrieli, Riccardo Artoni, Simonetta Cola

arxiv:1401.2028 v1 · 2014-01-09 · 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{7VK65SDOC2ANCSPRFVWBFWJWNK}

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	2026-05-18T03:02:47.723541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd55eec86e1680d149f12d6c12d9366a90ed0d70d6d1614c77065323c41e585c

Aliases

arxiv: 1401.2028 · arxiv_version: 1401.2028v1 · doi: 10.48550/arxiv.1401.2028 · pith_short_12: 7VK65SDOC2AN · pith_short_16: 7VK65SDOC2ANCSPR · pith_short_8: 7VK65SDO

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/7VK65SDOC2ANCSPRFVWBFWJWNK \
  | 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: fd55eec86e1680d149f12d6c12d9366a90ed0d70d6d1614c77065323c41e585c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7a993af74bf7dddccf0e006bad670ee8f2bedea50598101d1f42fcac3bc415a",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2014-01-09T15:26:15Z",
    "title_canon_sha256": "c9e7704f7a3784512a443ed7b620c3309c48193397f625ecaf60e578e325d2a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2028",
    "kind": "arxiv",
    "version": 1
  }
}