Pith Number

pith:MKON4UU2

pith:2017:MKON4UU2GQSAEAD2JCXMN7BTJK

not attested not anchored not stored refs pending

A new take on measuring relative nutritional density: The feasibility of using a deep neural network to assess commercially-prepared pureed food concentrations

Alexander Wong, Audrey G. Chung, Kaylen J. Pfisterer, Robert Amelard

arxiv:1707.07312 v2 · 2017-07-23 · cs.CV · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKON4UU2GQSAEAD2JCXMN7BTJK}

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	2026-05-18T00:31:23.586875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

629cde529a342402007a48aec6fc334ab0014e76448a4680222032056cc69819

Aliases

arxiv: 1707.07312 · arxiv_version: 1707.07312v2 · doi: 10.48550/arxiv.1707.07312 · pith_short_12: MKON4UU2GQSA · pith_short_16: MKON4UU2GQSAEAD2 · pith_short_8: MKON4UU2

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/MKON4UU2GQSAEAD2JCXMN7BTJK \
  | 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: 629cde529a342402007a48aec6fc334ab0014e76448a4680222032056cc69819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "171bdbe59d887a29b58d56a19cb1c9326d27cba60a89f12f56f03609fa39d1bf",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-07-23T14:57:23Z",
    "title_canon_sha256": "93db8d4b99ccb16410fb9fdd82038154f12a0f94ba3e17f64b65ae7e517fdc1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07312",
    "kind": "arxiv",
    "version": 2
  }
}