Pith Number

pith:6GMI2XUZ

pith:2009:6GMI2XUZ4R7ASUII676BEHIOES

not attested not anchored not stored refs pending

Local description of the two-dimensional flow of foam through a contraction

Benjamin Dollet

arxiv:0907.0952 v2 · 2009-07-06 · 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{6GMI2XUZ4R7ASUII676BEHIOES}

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	2026-05-18T02:13:05.086559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1988d5e99e47e095108f7fc121d0e24837528005152504798f0afaa1615b169

Aliases

arxiv: 0907.0952 · arxiv_version: 0907.0952v2 · doi: 10.48550/arxiv.0907.0952 · pith_short_12: 6GMI2XUZ4R7A · pith_short_16: 6GMI2XUZ4R7ASUII · pith_short_8: 6GMI2XUZ

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/6GMI2XUZ4R7ASUII676BEHIOES \
  | 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: f1988d5e99e47e095108f7fc121d0e24837528005152504798f0afaa1615b169

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73b4162304e955ba74a621393729d5c44ddcbc5fe7858674acb8454b391e62b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-07-06T09:56:14Z",
    "title_canon_sha256": "1c37230f530e451d261a8601833d5998ccf6939f75fc7595443ae9354237800a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0952",
    "kind": "arxiv",
    "version": 2
  }
}