Pith Number

pith:B3MPDVNF

pith:2022:B3MPDVNF2BNU335H5LEGZPHOL7

not attested not anchored not stored refs pending

Image and video compression of fluid flow data

Jason Feldkamp, Kai Fukami, Kunihiko Taira, Vishal Anatharaman

arxiv:2301.00078 v2 · 2022-12-31 · physics.flu-dyn · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3MPDVNF2BNU335H5LEGZPHOL7}

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	2026-07-05T05:46:33.570043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ed8f1d5a5d05b4defa7eac86cbcee5ffd44b4b1b452ef06af7f408ca5ebe242

Aliases

arxiv: 2301.00078 · arxiv_version: 2301.00078v2 · doi: 10.48550/arxiv.2301.00078 · pith_short_12: B3MPDVNF2BNU · pith_short_16: B3MPDVNF2BNU335H · pith_short_8: B3MPDVNF

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/B3MPDVNF2BNU335H5LEGZPHOL7 \
  | 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: 0ed8f1d5a5d05b4defa7eac86cbcee5ffd44b4b1b452ef06af7f408ca5ebe242

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "077634a12768cd8e36e67cde0969bae1f0f9dad5748d96179d6f3833fd35c8fe",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2022-12-31T00:08:04Z",
    "title_canon_sha256": "a9c9b80f7cbd74539597e3bcfb46a426bff6bcfa42ed6a1255f8f2602163af4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.00078",
    "kind": "arxiv",
    "version": 2
  }
}