Pith Number

pith:3YLSCJNH

pith:2019:3YLSCJNH2ITZRGGOEQTRD4ADN6

not attested not anchored not stored refs pending

Using machine learning to construct velocity fields from OH-PLIF images

Adam Steinberg, Malik Hassanaly, Shivam Barwey, Venkat Raman

arxiv:1909.13669 v1 · 2019-09-22 · physics.flu-dyn · cs.CV · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3YLSCJNH2ITZRGGOEQTRD4ADN6}

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	2026-07-05T00:08:12.663892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de172125a7d2279898ce242711f0036fa45a113fbe3a9e1dc5b8d38282a5cb9c

Aliases

arxiv: 1909.13669 · arxiv_version: 1909.13669v1 · doi: 10.48550/arxiv.1909.13669 · pith_short_12: 3YLSCJNH2ITZ · pith_short_16: 3YLSCJNH2ITZRGGO · pith_short_8: 3YLSCJNH

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/3YLSCJNH2ITZRGGOEQTRD4ADN6 \
  | 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: de172125a7d2279898ce242711f0036fa45a113fbe3a9e1dc5b8d38282a5cb9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d7f715524e36636cb1d631ac692dc32c5de1e35fa817a71b7cf481fbd26dbbd",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-09-22T23:26:34Z",
    "title_canon_sha256": "c12d8baefbf216e4944d657b7f2ea2aeaddf6a8dae0f9a3d2a0daed0cdd8a1c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.13669",
    "kind": "arxiv",
    "version": 1
  }
}