Pith Number

pith:OJI7B3ZQ

pith:2021:OJI7B3ZQSDTZ4HQ6GS5TU3P2CB

not attested not anchored not stored refs pending

Isochronous Data Link Across a Superconducting Nb Flex Cable with 5 femtojoules per Bit

Anna Herr, Bhargav Yelamanchili, Corey Kegerreis, David Tuckerman, Deepal Wehella Gamage, Haitao Dai, Jonathan Egan, Max Nielsen, Michael Hamilton, Quentin Herr, Rabindra Das, Sherman E. Peek, Yuan Chen

arxiv:2109.01808 v2 · 2021-09-04 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJI7B3ZQSDTZ4HQ6GS5TU3P2CB}

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	2026-07-05T04:04:20.503167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7251f0ef3090e79e1e1e34bb3a6dfa10562bc2d7c49aeafec5dfffaefc66f4c5

Aliases

arxiv: 2109.01808 · arxiv_version: 2109.01808v2 · doi: 10.48550/arxiv.2109.01808 · pith_short_12: OJI7B3ZQSDTZ · pith_short_16: OJI7B3ZQSDTZ4HQ6 · pith_short_8: OJI7B3ZQ

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/OJI7B3ZQSDTZ4HQ6GS5TU3P2CB \
  | 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: 7251f0ef3090e79e1e1e34bb3a6dfa10562bc2d7c49aeafec5dfffaefc66f4c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "664bb2a3076bbde2d3d4bbce88e4824995666249726e80f1befddac9cc47cfef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-09-04T07:49:35Z",
    "title_canon_sha256": "cda8bf781d6c475618ac919e53730a87a4d896c7af60cf88394f507b49486850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01808",
    "kind": "arxiv",
    "version": 2
  }
}