Pith Number

pith:QH2MLSMT

pith:2021:QH2MLSMT4QTBQQY2B3H3IZP7IT

not attested not anchored not stored refs pending

Single-Photon Vibrometry

Daniel Tafone, Jeevanandha Ramanathan, Patrick Rehain, Shenyu Zhu, Yong Meng Sua, Yu-ping Huang

arxiv:2103.04771 v1 · 2021-03-03 · physics.ins-det · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QH2MLSMT4QTBQQY2B3H3IZP7IT}

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	2026-07-05T03:12:00.491033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81f4c5c993e42618431a0ecfb465ff44e42b8dfc01db610291c93f4d4af73013

Aliases

arxiv: 2103.04771 · arxiv_version: 2103.04771v1 · doi: 10.48550/arxiv.2103.04771 · pith_short_12: QH2MLSMT4QTB · pith_short_16: QH2MLSMT4QTBQQY2 · pith_short_8: QH2MLSMT

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/QH2MLSMT4QTBQQY2B3H3IZP7IT \
  | 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: 81f4c5c993e42618431a0ecfb465ff44e42b8dfc01db610291c93f4d4af73013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "159549e94ee1452a005a61224d50dbad9994519f97976d9fca24c6490761828f",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2021-03-03T15:43:03Z",
    "title_canon_sha256": "d56b5a4f597daeab53fa900c2ddca224cc111ede71b18a4bb7fe0c82d88c7fcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.04771",
    "kind": "arxiv",
    "version": 1
  }
}