Pith Number

pith:BTVDCWUG

pith:2019:BTVDCWUG5W6CLS6T4SJ4RFI4WA

not attested not anchored not stored refs pending

Perfusion and apparent oxygenation in the human placenta (PERFOX)

Alison Ho, Anita A. Harteveld, Clemens Bos, Enrico De Vita, Jana Hutter, Jonathan OMuircheartaigh, Joseph V Hajnal, Laurence H. Jackson, Lucy Chappell, Mary Rutherford, Matthias J. P. van Osch, Suzanne Franklin

arxiv:1906.06061 v1 · 2019-06-14 · 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{BTVDCWUG5W6CLS6T4SJ4RFI4WA}

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	2026-05-17T23:43:19.871810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cea315a86edbc25cbd3e493c8951cb036d63450ecbf8de6f6037d71cffa9295

Aliases

arxiv: 1906.06061 · arxiv_version: 1906.06061v1 · doi: 10.48550/arxiv.1906.06061 · pith_short_12: BTVDCWUG5W6C · pith_short_16: BTVDCWUG5W6CLS6T · pith_short_8: BTVDCWUG

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/BTVDCWUG5W6CLS6T4SJ4RFI4WA \
  | 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: 0cea315a86edbc25cbd3e493c8951cb036d63450ecbf8de6f6037d71cffa9295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03ee18b780c9f98198c7b4ed9156440be4ec93b3d7dc2a169e616496f629a21d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-06-14T07:50:19Z",
    "title_canon_sha256": "2a017f8b85ea9293fbe7b801a8ae00f4ed097e73c9c5234a9a219b48b1ec388a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06061",
    "kind": "arxiv",
    "version": 1
  }
}