Pith Number

pith:P3Q6QFO6

pith:2020:P3Q6QFO6BQ5QEDWTVESSDUX6EA

not attested not anchored not stored refs pending

Photoacoustic Digital Skin: Generation and Simulation of Human Skin Vascular for Quantitative Image Analysis

Changchun Yang, Fei Gao, Feng Gao, Jiadong Zhang, Shanshan Guo, Tengbo Lyu

arxiv:2011.04652 v2 · 2020-11-09 · 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{P3Q6QFO6BQ5QEDWTVESSDUX6EA}

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	2026-07-05T04:25:08.478712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ee1e815de0c3b020ed3a92521d2fe203d4352836e42638fe8d80bd54eb8bf35

Aliases

arxiv: 2011.04652 · arxiv_version: 2011.04652v2 · doi: 10.48550/arxiv.2011.04652 · pith_short_12: P3Q6QFO6BQ5Q · pith_short_16: P3Q6QFO6BQ5QEDWT · pith_short_8: P3Q6QFO6

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/P3Q6QFO6BQ5QEDWTVESSDUX6EA \
  | 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: 7ee1e815de0c3b020ed3a92521d2fe203d4352836e42638fe8d80bd54eb8bf35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b34079288d9168959f90fea599b0962e9f90ce6ae5466775699e1ef17ff673c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2020-11-09T06:12:49Z",
    "title_canon_sha256": "b1135a361264be36cbac155b7b234ef1997cd236de8a61c1a106040a3b0e75d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.04652",
    "kind": "arxiv",
    "version": 2
  }
}