Pith Number

pith:OWRKTBJM

pith:2012:OWRKTBJMD55WHPQIAJSEYHMA63

not attested not anchored not stored refs pending

Verifying the observer dependence of quasiparticle counts in the analogue gravity of dilute ultracold quantum gases

Uwe R. Fischer

arxiv:1205.5548 v1 · 2012-05-24 · cond-mat.quant-gas · gr-qc · 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{OWRKTBJMD55WHPQIAJSEYHMA63}

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	2026-05-18T03:55:00.821772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75a2a9852c1f7b63be0802644c1d80f6d17556ec6c63a2efb2dc1f9f4da8b9eb

Aliases

arxiv: 1205.5548 · arxiv_version: 1205.5548v1 · doi: 10.48550/arxiv.1205.5548 · pith_short_12: OWRKTBJMD55W · pith_short_16: OWRKTBJMD55WHPQI · pith_short_8: OWRKTBJM

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/OWRKTBJMD55WHPQIAJSEYHMA63 \
  | 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: 75a2a9852c1f7b63be0802644c1d80f6d17556ec6c63a2efb2dc1f9f4da8b9eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8269d89d4c03bc63de37cb40010ae65e256305b9e9b8c7f11c04032e9ebd3205",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2012-05-24T19:57:25Z",
    "title_canon_sha256": "388d2ba6109425bb6a109b2cf570fe13bfd9a94ac97877426a2517daf830fe48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5548",
    "kind": "arxiv",
    "version": 1
  }
}