Pith Number

pith:FVPD5S6A

pith:2018:FVPD5S6A5ZLR3QRTEKTFJMWXNB

not attested not anchored not stored refs pending

Estimating localizable entanglement from witnesses

Amit Kumar Pal, David Amaro, Markus M\"uller

arxiv:1803.02753 v2 · 2018-03-07 · 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{FVPD5S6A5ZLR3QRTEKTFJMWXNB}

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	2026-05-18T00:09:00.089847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d5e3ecbc0ee571dc23322a654b2d76866fdb62ef855a4e088a4730c2fd28c8a

Aliases

arxiv: 1803.02753 · arxiv_version: 1803.02753v2 · doi: 10.48550/arxiv.1803.02753 · pith_short_12: FVPD5S6A5ZLR · pith_short_16: FVPD5S6A5ZLR3QRT · pith_short_8: FVPD5S6A

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/FVPD5S6A5ZLR3QRTEKTFJMWXNB \
  | 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: 2d5e3ecbc0ee571dc23322a654b2d76866fdb62ef855a4e088a4730c2fd28c8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a73bd97285ad2280c43374ec75343c63f76ae4db6f371365843bf77e03741474",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-07T16:38:55Z",
    "title_canon_sha256": "81ae3c0484422de40ccce63cca1a7373e07b821ffbcd34cee7a9477bc0487ba5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02753",
    "kind": "arxiv",
    "version": 2
  }
}