Pith Number

pith:4RCRN3NF

pith:2023:4RCRN3NF3MXE5HN3S2IGB3VXIG

not attested not anchored not stored refs pending

Noninvasive in vivo photoacoustic measurement of internal jugular venous oxygenation in humans

Alejandro Garcia-Uribe, Anshuman Sharma, Haixin Ke, Kavya Narayana Reddy, Lihong V. Wang, Todd N. Erpelding

arxiv:2303.10775 v1 · 2023-03-19 · 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{4RCRN3NF3MXE5HN3S2IGB3VXIG}

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	2026-07-05T05:52:36.480668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44516eda5db2e4e9dbb969060eeb74197788cf1d588f99a8e688f5b4227d787

Aliases

arxiv: 2303.10775 · arxiv_version: 2303.10775v1 · doi: 10.48550/arxiv.2303.10775 · pith_short_12: 4RCRN3NF3MXE · pith_short_16: 4RCRN3NF3MXE5HN3 · pith_short_8: 4RCRN3NF

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/4RCRN3NF3MXE5HN3S2IGB3VXIG \
  | 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: e44516eda5db2e4e9dbb969060eeb74197788cf1d588f99a8e688f5b4227d787

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4549778c4aa544540db39d9ae8179dc51daae6db9e4345035eddeb970097368",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2023-03-19T21:55:08Z",
    "title_canon_sha256": "463ef33386948de6653034fb6d3db906a1167d51f3248c73f775619ae42f23da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.10775",
    "kind": "arxiv",
    "version": 1
  }
}