Pith Number

pith:DNU3PXFE

pith:2013:DNU3PXFEHQCRQ5EWNH5GESKN6Q

not attested not anchored not stored refs pending

3D particle tracking velocimetry using dynamic discrete tomography

Andreas Alpers, Dmitry Moseev, Mirko Salewski, Peter Gritzmann

arxiv:1307.4336 v3 · 2013-07-15 · 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{DNU3PXFEHQCRQ5EWNH5GESKN6Q}

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	2026-05-18T02:28:55.331907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b69b7dca43c0518749669fa62494df42363a851955472e764ce2ba17bfd56df

Aliases

arxiv: 1307.4336 · arxiv_version: 1307.4336v3 · doi: 10.48550/arxiv.1307.4336 · pith_short_12: DNU3PXFEHQCR · pith_short_16: DNU3PXFEHQCRQ5EW · pith_short_8: DNU3PXFE

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/DNU3PXFEHQCRQ5EWNH5GESKN6Q \
  | 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: 1b69b7dca43c0518749669fa62494df42363a851955472e764ce2ba17bfd56df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74a11356a11c9d18c93381520892db72a827b7de855c58b4e4cfbb83b39e88e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-07-15T11:47:58Z",
    "title_canon_sha256": "2d34266b98399786baf9043be9566e385119ca2b825ad9cb827f1c024d17f1a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4336",
    "kind": "arxiv",
    "version": 3
  }
}