Pith Number

pith:AAXGVQFP

pith:2020:AAXGVQFPB3YRROZV3F6445HAKE

not attested not anchored not stored refs pending

Demonstration of quantum brachistochrones between distant states of an atom

Andrea Alberti, Antonio Negretti, Carsten Robens, Dieter Meschede, Manolo R. Lam, Natalie Peter, Simone Montangero, Thorsten Groh, Tommaso Calarco, Wolfgang Alt

arxiv:2009.02231 v1 · 2020-09-04 · 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{AAXGVQFPB3YRROZV3F6445HAKE}

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	2026-07-05T02:17:32.594223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

002e6ac0af0ef118bb35d97dce74e05112b65662d8f89dd60c043814a68ae498

Aliases

arxiv: 2009.02231 · arxiv_version: 2009.02231v1 · doi: 10.48550/arxiv.2009.02231 · pith_short_12: AAXGVQFPB3YR · pith_short_16: AAXGVQFPB3YRROZV · pith_short_8: AAXGVQFP

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/AAXGVQFPB3YRROZV3F6445HAKE \
  | 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: 002e6ac0af0ef118bb35d97dce74e05112b65662d8f89dd60c043814a68ae498

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ee229357dcf055e659783eb09faeb06b6bb8ff2aaeb2cae2a806989fd14bf31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-09-04T15:00:11Z",
    "title_canon_sha256": "2c4196a34349a5697aff306417f41e07018f761ae0ea030e127ceec96dfa0bf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.02231",
    "kind": "arxiv",
    "version": 1
  }
}