Pith Number

pith:2KVUHD24

pith:2017:2KVUHD243RBL46YZDSTQUEB22C

not attested not anchored not stored refs pending

An ultrastable silicon cavity in a continuously operating closed-cycle cryostat at 4 K

C. Benko, D. G. Matei, E. Oelker, F. Riehle, J. L. Hall, J. M. Robinson, J. Ye, L. Sonderhouse, T. Legero, U. Sterr, W. Zhang

arxiv:1708.05161 v2 · 2017-08-17 · physics.optics · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KVUHD243RBL46YZDSTQUEB22C}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:27:45.942863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2ab438f5cdc42be7b191ca70a103ad0a2e7b3fcc6711cff2a39f8707fdd1ee7

Aliases

arxiv: 1708.05161 · arxiv_version: 1708.05161v2 · doi: 10.48550/arxiv.1708.05161 · pith_short_12: 2KVUHD243RBL · pith_short_16: 2KVUHD243RBL46YZ · pith_short_8: 2KVUHD24

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/2KVUHD243RBL46YZDSTQUEB22C \
  | 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: d2ab438f5cdc42be7b191ca70a103ad0a2e7b3fcc6711cff2a39f8707fdd1ee7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "248161cced2b3a74b11618129e7f463f5934544977ac6ad359b3a3163021c6e8",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-08-17T07:41:49Z",
    "title_canon_sha256": "510dc72b52da17cddb506808e6ce1fddbde54feb8d37262bcbde11d44eb2faa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05161",
    "kind": "arxiv",
    "version": 2
  }
}