Pith Number

pith:UY2GTH4A

pith:2016:UY2GTH4AZDT4D65TYKWNH2AEWY

not attested not anchored not stored refs pending

Entanglement in macroscopic systems

I. A. Walmsley, J. Sperling

arxiv:1611.06028 v2 · 2016-11-18 · 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{UY2GTH4AZDT4D65TYKWNH2AEWY}

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	2026-05-18T00:41:58.114619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a634699f80c8e7c1fbb3c2acd3e804b633dafd72e4e3a5d5e40d46cc7f3a9d82

Aliases

arxiv: 1611.06028 · arxiv_version: 1611.06028v2 · doi: 10.48550/arxiv.1611.06028 · pith_short_12: UY2GTH4AZDT4 · pith_short_16: UY2GTH4AZDT4D65T · pith_short_8: UY2GTH4A

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/UY2GTH4AZDT4D65TYKWNH2AEWY \
  | 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: a634699f80c8e7c1fbb3c2acd3e804b633dafd72e4e3a5d5e40d46cc7f3a9d82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc1f830f6623d1ea59a16656a0d0b8dc2a5b0ad8b41c595fdcee66cd2951b906",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-11-18T10:11:21Z",
    "title_canon_sha256": "df9a8c3017dcfa84ea7293eb546548a2f708f2a250a87d9750943e51025577a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06028",
    "kind": "arxiv",
    "version": 2
  }
}