Pith Number

pith:YLZZEJWU

pith:2013:YLZZEJWUF2X24RB7WTZXRVL65P

not attested not anchored not stored refs pending

Past quantum states

Brian Julsgaard, Klaus M{\o}lmer, S{\o}ren Gammelmark

arxiv:1305.0681 v3 · 2013-05-03 · 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{YLZZEJWUF2X24RB7WTZXRVL65P}

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	2026-05-18T03:10:03.389196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2f39226d42eafae443fb4f378d57eebca7fd462852241b7f14b790bf0aca534

Aliases

arxiv: 1305.0681 · arxiv_version: 1305.0681v3 · doi: 10.48550/arxiv.1305.0681 · pith_short_12: YLZZEJWUF2X2 · pith_short_16: YLZZEJWUF2X24RB7 · pith_short_8: YLZZEJWU

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/YLZZEJWUF2X24RB7WTZXRVL65P \
  | 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: c2f39226d42eafae443fb4f378d57eebca7fd462852241b7f14b790bf0aca534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63941a82c28bf84b2154f806e77f5913d1cd6dd812d452f6a4a3275531afecc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-03T12:18:03Z",
    "title_canon_sha256": "29e2b875d6463e6145fe8f772a38574e6029717edfb48354cb0262c56f133432"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0681",
    "kind": "arxiv",
    "version": 3
  }
}