Pith Number

pith:PHXXYRFS

pith:2005:PHXXYRFSXSWSAUWP53AWNB6DUH

not attested not anchored not stored refs pending

Pumped quantum systems: immersion fluids of the future?

Ayman F. Abouraddy, Karl K. Berggren, Magnus R{\aa}dmark, Thomas C. Killian, Vikas Anant

arxiv:physics/0509228 v1 · 2005-09-27 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHXXYRFSXSWSAUWP53AWNB6DUH}

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	2026-05-18T01:09:14.757105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79ef7c44b2bcad2052cfeec16687c3a1cc5c3b5366d42a0500aa70ecf290c9a1

Aliases

arxiv: physics/0509228 · arxiv_version: physics/0509228v1 · doi: 10.48550/arxiv.physics/0509228 · pith_short_12: PHXXYRFSXSWS · pith_short_16: PHXXYRFSXSWSAUWP · pith_short_8: PHXXYRFS

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/PHXXYRFSXSWSAUWP53AWNB6DUH \
  | 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: 79ef7c44b2bcad2052cfeec16687c3a1cc5c3b5366d42a0500aa70ecf290c9a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15f35cb101cc992b199fc8c860b916dce03f933c54d744df295194afaa4e81ce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.optics",
    "submitted_at": "2005-09-27T20:25:33Z",
    "title_canon_sha256": "8ae56173f40b2efeab03a73a4606eec2485bf5bbf578d15f3c7b0d2a77d63b14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0509228",
    "kind": "arxiv",
    "version": 1
  }
}