Pith Number

pith:7MG2TAEE

pith:2014:7MG2TAEEBVQ4A2ITXHUTC43ECF

not attested not anchored not stored refs pending

Experimental study of fluid flows in a precessing cylindrical annulus

Andrew Jackson, Jerome Noir, Yufeng Lin

arxiv:1403.3532 v1 · 2014-03-14 · 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{7MG2TAEEBVQ4A2ITXHUTC43ECF}

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	2026-05-18T01:44:01.206664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb0da980840d61c06913b9e9317364116b665f8a52210a5732346b52c6add55e

Aliases

arxiv: 1403.3532 · arxiv_version: 1403.3532v1 · doi: 10.48550/arxiv.1403.3532 · pith_short_12: 7MG2TAEEBVQ4 · pith_short_16: 7MG2TAEEBVQ4A2IT · pith_short_8: 7MG2TAEE

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/7MG2TAEEBVQ4A2ITXHUTC43ECF \
  | 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: fb0da980840d61c06913b9e9317364116b665f8a52210a5732346b52c6add55e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "541984170cc03e3159a88ac919c59e33f3e96c4040db46e7b042c2b01ec2a91b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2014-03-14T11:16:57Z",
    "title_canon_sha256": "261696ceaa327c21899c61e527ad02af3f150acb909ad7093ec3189674bc6621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3532",
    "kind": "arxiv",
    "version": 1
  }
}