Pith Number

pith:AF3QDKDR

pith:2020:AF3QDKDRNFOLWV7CO73KP3XOFD

not attested not anchored not stored refs pending

Portable probe design for photoacoustic imaging in vivo

Fei Gao, Hengrong Lan, Jianfeng Li, Jinwei Li, Luyao Zhu, Shaohui Yu, Yongjian Zhao

arxiv:2002.03765 v1 · 2020-02-05 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AF3QDKDRNFOLWV7CO73KP3XOFD}

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	2026-07-05T00:39:25.725890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

017701a871695cbb57e277f6a7eeee28fc87c45d915d6b2588f1d4ffdf0a08ce

Aliases

arxiv: 2002.03765 · arxiv_version: 2002.03765v1 · doi: 10.48550/arxiv.2002.03765 · pith_short_12: AF3QDKDRNFOL · pith_short_16: AF3QDKDRNFOLWV7C · pith_short_8: AF3QDKDR

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/AF3QDKDRNFOLWV7CO73KP3XOFD \
  | 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: 017701a871695cbb57e277f6a7eeee28fc87c45d915d6b2588f1d4ffdf0a08ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9af678f8403e0fbdc8dc3f78c50b125423152bc5d56021b6fd96eac52d23bae6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-02-05T07:04:59Z",
    "title_canon_sha256": "487394aa292ed77f83378d39e4a1d07383cea002d2627a3fdc210b0dd65818a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03765",
    "kind": "arxiv",
    "version": 1
  }
}