Pith Number

pith:B6R2X3G4

pith:2022:B6R2X3G4J7Q3CA2OCQT7KT2IBV

not attested not anchored not stored refs pending

Moving Media as Photonic Heat Engine and Pump

Renwen Yu, Shanhui Fan, Yoichiro Tsurimaki

arxiv:2211.05193 v1 · 2022-11-09 · 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{B6R2X3G4J7Q3CA2OCQT7KT2IBV}

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	2026-07-05T05:55:14.310657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fa3abecdc4fe1b1034e1427f54f480d454753450d57a652166e2a9a6030dbc6

Aliases

arxiv: 2211.05193 · arxiv_version: 2211.05193v1 · doi: 10.48550/arxiv.2211.05193 · pith_short_12: B6R2X3G4J7Q3 · pith_short_16: B6R2X3G4J7Q3CA2O · pith_short_8: B6R2X3G4

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/B6R2X3G4J7Q3CA2OCQT7KT2IBV \
  | 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: 0fa3abecdc4fe1b1034e1427f54f480d454753450d57a652166e2a9a6030dbc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68703622c525f65bc5575ef3997ca847e4eb896d7e8d0632a9e7ce5704ab94b0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-11-09T20:57:05Z",
    "title_canon_sha256": "61419be1ac74aef69411726f7f9122b98bbac34f78317e17cc13af12f738fe90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.05193",
    "kind": "arxiv",
    "version": 1
  }
}