Pith Number

pith:UVHWPRIS

pith:2022:UVHWPRISLN7Z7W2GUIIOBYEQMV

not attested not anchored not stored refs pending

A micro-CT of a human skull

Thomas Kirchner

arxiv:2202.11519 v1 · 2022-02-21 · 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{UVHWPRISLN7Z7W2GUIIOBYEQMV}

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.

Cited by

1 paper in Pith

An Angular Spectrum Method for Nonlinear Propagation in Heterogeneous Tissue with Immersed Sources for Ultrasound

Receipt and verification

First computed	2026-07-05T03:59:33.891417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a54f67c5125b7f9fdb46a210e0e090657556facb33e4d46a3be4451818e57fcd

Aliases

arxiv: 2202.11519 · arxiv_version: 2202.11519v1 · doi: 10.48550/arxiv.2202.11519 · pith_short_12: UVHWPRISLN7Z · pith_short_16: UVHWPRISLN7Z7W2G · pith_short_8: UVHWPRIS

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/UVHWPRISLN7Z7W2GUIIOBYEQMV \
  | 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: a54f67c5125b7f9fdb46a210e0e090657556facb33e4d46a3be4451818e57fcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1250d51d6eca2730fe1dfcb94498ec4a53a50c719f130bf38c5a7f8ae52798d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2022-02-21T20:25:33Z",
    "title_canon_sha256": "058df2929e76eee9df22fecf0b599c8bada192ddccac1fccff85d88c73e25262"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.11519",
    "kind": "arxiv",
    "version": 1
  }
}