Pith Number

pith:VD53Q767

pith:2021:VD53Q767BYR2Z2ZR7FACFBIFE3

not attested not anchored not stored refs pending

Particle tracking velocimetry in liquid gallium flow about a cylindrical obstacle

Andris Jakovics, David Mannes, Martins Sarma, Mihails Birjukovs, Pavel Trtik, Peteris Zvejnieks, Sascha Heitkam, Sven Eckert, Tobias Lappan

arxiv:2109.10699 v1 · 2021-09-17 · 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{VD53Q767BYR2Z2ZR7FACFBIFE3}

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	2026-07-05T04:31:24.843164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8fbb87fdf0e23aceb31f94022850526f322b61c1aa0bf968697eb696e59bbf7

Aliases

arxiv: 2109.10699 · arxiv_version: 2109.10699v1 · doi: 10.48550/arxiv.2109.10699 · pith_short_12: VD53Q767BYR2 · pith_short_16: VD53Q767BYR2Z2ZR · pith_short_8: VD53Q767

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/VD53Q767BYR2Z2ZR7FACFBIFE3 \
  | 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: a8fbb87fdf0e23aceb31f94022850526f322b61c1aa0bf968697eb696e59bbf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9de0689459c6239aafeea2e51e8d491b683a6420468707da26e51937ac739af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-09-17T10:13:18Z",
    "title_canon_sha256": "3ef8ecac211dfd4234213642faa8fe4b66b37582f60095863ba46f12ef1ec881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.10699",
    "kind": "arxiv",
    "version": 1
  }
}