Pith Number

pith:7SU4CEK3

pith:2017:7SU4CEK3OAIUS4R7NWVCNAIP75

not attested not anchored not stored refs pending

Control of entanglement transitions in quantum spin clusters

Gabriel Aeppli, Hannah R. Irons, Jorge Quintanilla, Luigi Amico, Toby G. Perring

arxiv:1704.08146 v2 · 2017-04-26 · cond-mat.str-el · cond-mat.mes-hall · 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{7SU4CEK3OAIUS4R7NWVCNAIP75}

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	2026-05-18T00:28:07.020570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fca9c1115b701149723f6daa26810fff493a464e087776b799f466dbba167fef

Aliases

arxiv: 1704.08146 · arxiv_version: 1704.08146v2 · doi: 10.48550/arxiv.1704.08146 · pith_short_12: 7SU4CEK3OAIU · pith_short_16: 7SU4CEK3OAIUS4R7 · pith_short_8: 7SU4CEK3

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/7SU4CEK3OAIUS4R7NWVCNAIP75 \
  | 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: fca9c1115b701149723f6daa26810fff493a464e087776b799f466dbba167fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b98a67a5748d02cc01eb715bb1c293cb36730a5377fb7fbe6cb82d992c7a01b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2017-04-26T14:51:03Z",
    "title_canon_sha256": "be2ed9e84e3e51cfd369a20db81ac07d313514f91231436875c0343907b5a2bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08146",
    "kind": "arxiv",
    "version": 2
  }
}