Pith Number

pith:XBOQNVVO

pith:2025:XBOQNVVOBYBUVNBI7H5SSHDZOY

not attested not anchored not stored refs pending

Viscosity's impact on nutrient uptake along the gut

Fabian Karl Henn, Karen Alim

arxiv:2504.19235 v1 · 2025-04-27 · physics.flu-dyn · physics.bio-ph · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XBOQNVVOBYBUVNBI7H5SSHDZOY}

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	2026-07-05T10:54:54.188995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b85d06d6ae0e034ab428f9fb291c7976326b3e11affe55a657f0d5633f9c021a

Aliases

arxiv: 2504.19235 · arxiv_version: 2504.19235v1 · doi: 10.48550/arxiv.2504.19235 · pith_short_12: XBOQNVVOBYBU · pith_short_16: XBOQNVVOBYBUVNBI · pith_short_8: XBOQNVVO

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/XBOQNVVOBYBUVNBI7H5SSHDZOY \
  | 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: b85d06d6ae0e034ab428f9fb291c7976326b3e11affe55a657f0d5633f9c021a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "372490e1b0f17e57cabf644a86f1305e03a6392a38fe603ed4ae0c7e578fa6b6",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.TO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-04-27T13:28:01Z",
    "title_canon_sha256": "1ebab90a452536d2541912d7eb99939e00912e4d2e3a41761df1d877fc432fda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19235",
    "kind": "arxiv",
    "version": 1
  }
}