Pith Number

pith:XKCDIHEP

pith:2015:XKCDIHEPLVYIWT42UIAT7UQALL

not attested not anchored not stored refs pending

Imaging Renal Urea Handling in Rats at Millimeter Resolution using Hyperpolarized Magnetic Resonance Relaxometry

Alan S. Verkman, Bertram L. Koelsch, Cornelius von Morze, Daniel B. Vigneron, Galen D. Reed, Jan Henrik Ardenkj{\ae}r Larsen, Jeff M. Sands, John Kurhanewicz, Michael Lustig, Myriam M. Chaumeil, Peder E. Z. Larson, Sabrina M. Ronen, Zhen J. Wang

arxiv:1511.00200 v2 · 2015-11-01 · physics.med-ph · physics.bio-ph · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKCDIHEPLVYIWT42UIAT7UQALL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:28:06.658691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba84341c8f5d708b4f9aa2013fd2005af10922cc2e5a2aea195b2ecff485891c

Aliases

arxiv: 1511.00200 · arxiv_version: 1511.00200v2 · doi: 10.48550/arxiv.1511.00200 · pith_short_12: XKCDIHEPLVYI · pith_short_16: XKCDIHEPLVYIWT42 · pith_short_8: XKCDIHEP

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/XKCDIHEPLVYIWT42UIAT7UQALL \
  | 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: ba84341c8f5d708b4f9aa2013fd2005af10922cc2e5a2aea195b2ecff485891c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dd9a07cc146e6923023ae1a894e34e33f3d9bf656cda7e9e03759eed1f494bc",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.TO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2015-11-01T01:58:56Z",
    "title_canon_sha256": "2ac628f3351b5377075d269325ad322330620cf60fa569a4bc6dfce99fe72e9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00200",
    "kind": "arxiv",
    "version": 2
  }
}