Pith Number

pith:WSIAOIP7

pith:2018:WSIAOIP77YMU7W77UG7KY3DSFM

not attested not anchored not stored refs pending

Intrinsic mirror noise in Fabry-Perot based polarimeters: the case for the measurement of vacuum magnetic birefringence

A. Ejlli, E. Milotti, F. Della Valle, G. Ruoso, G. Zavattini, R. Pengo, U. Gastaldi, W.-T. Ni

arxiv:1805.03198 v1 · 2018-05-08 · physics.ins-det · hep-ex · 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{WSIAOIP77YMU7W77UG7KY3DSFM}

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	2026-05-18T00:08:07.145898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4900721fffe194fdbffa1beac6c722b3b273257d5b94c1b045ae4dbcd2a2266

Aliases

arxiv: 1805.03198 · arxiv_version: 1805.03198v1 · doi: 10.48550/arxiv.1805.03198 · pith_short_12: WSIAOIP77YMU · pith_short_16: WSIAOIP77YMU7W77 · pith_short_8: WSIAOIP7

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/WSIAOIP77YMU7W77UG7KY3DSFM \
  | 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: b4900721fffe194fdbffa1beac6c722b3b273257d5b94c1b045ae4dbcd2a2266

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90cf725ad38aa96609f4837406674b37d345eb9e3887e9ae0b2cd8233b726205",
    "cross_cats_sorted": [
      "hep-ex",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-05-08T08:19:07Z",
    "title_canon_sha256": "b77050ee31010e2acac09c45438c55b2647237f5ca1c8ce199d2933b44f3bd26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03198",
    "kind": "arxiv",
    "version": 1
  }
}