Pith Number

pith:H7YSREHW

pith:2021:H7YSREHWZRJSFZUNO4JHLB3KLF

not attested not anchored not stored refs pending

Delta-kick Squeezing

Augusto Smerzi, Luca Pezz\`e, Naceur Gaaloul, Robin Corgier

arxiv:2103.10896 v1 · 2021-03-19 · quant-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{H7YSREHWZRJSFZUNO4JHLB3KLF}

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	2026-07-05T03:30:30.574973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ff12890f6cc5322e68d771275876a595bd531decd4f34b06091bf43f2a5a382

Aliases

arxiv: 2103.10896 · arxiv_version: 2103.10896v1 · doi: 10.48550/arxiv.2103.10896 · pith_short_12: H7YSREHWZRJS · pith_short_16: H7YSREHWZRJSFZUN · pith_short_8: H7YSREHW

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/H7YSREHWZRJSFZUNO4JHLB3KLF \
  | 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: 3ff12890f6cc5322e68d771275876a595bd531decd4f34b06091bf43f2a5a382

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c7f423fda041539b5bf789ce038dbeb4bb8fe55fb18f29ca866cdfa44a4c22b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-19T16:33:30Z",
    "title_canon_sha256": "506e3d0692ffe116ea02ae349284e22a34c669b65b9dcfcd0c3c65b7e1643327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10896",
    "kind": "arxiv",
    "version": 1
  }
}