Pith Number

pith:Q2SRU5I2

pith:2011:Q2SRU5I2BYL3WWBYWGIENCG75V

not attested not anchored not stored refs pending

Engineering mesoscopic superpositions of superfluid flow

David W. Hallwood, Joachim Brand

arxiv:1109.1853 v1 · 2011-09-08 · quant-ph · cond-mat.quant-gas

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2SRU5I2BYL3WWBYWGIENCG75V}

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	2026-05-18T04:10:58.345585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86a51a751a0e17bb5838b1904688dfed4401b65edab5eeb768294da34afe65fa

Aliases

arxiv: 1109.1853 · arxiv_version: 1109.1853v1 · doi: 10.48550/arxiv.1109.1853 · pith_short_12: Q2SRU5I2BYL3 · pith_short_16: Q2SRU5I2BYL3WWBY · pith_short_8: Q2SRU5I2

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/Q2SRU5I2BYL3WWBYWGIENCG75V \
  | 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: 86a51a751a0e17bb5838b1904688dfed4401b65edab5eeb768294da34afe65fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcede005ffd58c061e05d450758a0d3a1c79432ec2824af663cb49b5761bae40",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-08T22:23:33Z",
    "title_canon_sha256": "64f7a0a7cfc6717cff5c07b3c7ffcc927adac300d1b5c88453a51d3267bfb14c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1853",
    "kind": "arxiv",
    "version": 1
  }
}