Pith Number

pith:VHSKEIYM

pith:2019:VHSKEIYMBWBP3G5WPAWQ76TRIG

not attested not anchored not stored refs pending

Distributed vibration sensing based on forward transmission and coherent detection

Alan Pak Tao Lau, Changjian Guo, Chao Lu, Faisal Nadeem Khan, Xian Zhou, Xiong Wu, Yaxi Yan, Ziqi Lin

arxiv:1907.07675 v1 · 2019-07-17 · eess.SP · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHSKEIYMBWBP3G5WPAWQ76TRIG}

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	2026-05-17T23:40:16.761923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9e4a2230c0d82fd9bb6782d0ffa71419cb40f7b5fb798ef31381dc5f01b4b8e

Aliases

arxiv: 1907.07675 · arxiv_version: 1907.07675v1 · doi: 10.48550/arxiv.1907.07675 · pith_short_12: VHSKEIYMBWBP · pith_short_16: VHSKEIYMBWBP3G5W · pith_short_8: VHSKEIYM

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/VHSKEIYMBWBP3G5WPAWQ76TRIG \
  | 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: a9e4a2230c0d82fd9bb6782d0ffa71419cb40f7b5fb798ef31381dc5f01b4b8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e89a1ca58ece86e84d13fb7d700e4394c92aa8763d364c836319139e2654230",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-07-17T05:57:59Z",
    "title_canon_sha256": "0025b42368f9bbb66be6e3d6d4f25eb0b1b7428a622ff43c4f12a749580961b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07675",
    "kind": "arxiv",
    "version": 1
  }
}