Pith Number

pith:IBH55MTC

pith:2017:IBH55MTC4NXSFTY423SB4B2C2P

not attested not anchored not stored refs pending

Drift-Free Fabry-Perot-Cavity-based Optical Refractometry -- Accurate Expressions for Assessments of Gas Refractivity and Density

Isak Silander, Martin Zelan, Ove Axner, Thomas Hausmaninger

arxiv:1704.01187 v2 · 2017-04-03 · physics.ins-det · 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{IBH55MTC4NXSFTY423SB4B2C2P}

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	2026-05-18T00:26:18.328163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

404fdeb262e36f22cf1cd6e41e0742d3d264adbfee793a6cc28061b5eb544a76

Aliases

arxiv: 1704.01187 · arxiv_version: 1704.01187v2 · doi: 10.48550/arxiv.1704.01187 · pith_short_12: IBH55MTC4NXS · pith_short_16: IBH55MTC4NXSFTY4 · pith_short_8: IBH55MTC

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/IBH55MTC4NXSFTY423SB4B2C2P \
  | 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: 404fdeb262e36f22cf1cd6e41e0742d3d264adbfee793a6cc28061b5eb544a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5abf937084c4651001725a78b6f721d4cd8d88aa24736b7978ff28466c75248c",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2017-04-03T13:52:58Z",
    "title_canon_sha256": "5af6e0d6d4ecb7a008796678d40464fbad9b21355c7b5673dd02e8a539583b7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01187",
    "kind": "arxiv",
    "version": 2
  }
}