Pith Number

pith:2DHFMZKY

pith:2010:2DHFMZKYB5Q4DK5IS2NRHSPO47

not attested not anchored not stored refs pending

Doubly-periodic array of bubbles in a Hele-Shaw cell

Ant\^onio M. P. Silva, Giovani L. Vasconcelos

arxiv:1009.5969 v1 · 2010-09-29 · 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{2DHFMZKYB5Q4DK5IS2NRHSPO47}

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	2026-05-18T04:40:08.529948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0ce5665580f61c1aba8969b13c9eee7df57fe2945b5f651420af24db560b02b

Aliases

arxiv: 1009.5969 · arxiv_version: 1009.5969v1 · doi: 10.48550/arxiv.1009.5969 · pith_short_12: 2DHFMZKYB5Q4 · pith_short_16: 2DHFMZKYB5Q4DK5I · pith_short_8: 2DHFMZKY

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/2DHFMZKYB5Q4DK5IS2NRHSPO47 \
  | 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: d0ce5665580f61c1aba8969b13c9eee7df57fe2945b5f651420af24db560b02b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00e06ab0d10dff86358d95e7fa4a1b31f4e0fffbb97a8930d2b1c942ed09f9a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2010-09-29T18:24:39Z",
    "title_canon_sha256": "baf62eaa2a3687dd6113c5d29ce8ff754b8119d0d2655b28a194e51dda5df9aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5969",
    "kind": "arxiv",
    "version": 1
  }
}