Pith Number

pith:YLOSFKVY

pith:2009:YLOSFKVYH6B4AUIYCD3HQRO6IK

not attested not anchored not stored refs pending

Birefringence of interferential mirrors at normal incidence Experimental and computational study

Arnaud Dupays (LCAR), Carlo Rizzo (LCAR), C\'ecile Robilliard (LCAR), Franck Bielsa (LCMI-GHMFL), Mathilde Fouch\'e (LCAR), Remy Battesti (LCMI-GHMFL)

arxiv:0907.4007 v1 · 2009-07-23 · 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{YLOSFKVYH6B4AUIYCD3HQRO6IK}

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	2026-05-18T02:12:54.407456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2dd22aab83f83c0511810f67845de42ba4d8a3fd8f0b0dc381b4193dcee56b7

Aliases

arxiv: 0907.4007 · arxiv_version: 0907.4007v1 · doi: 10.48550/arxiv.0907.4007 · pith_short_12: YLOSFKVYH6B4 · pith_short_16: YLOSFKVYH6B4AUIY · pith_short_8: YLOSFKVY

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/YLOSFKVYH6B4AUIYCD3HQRO6IK \
  | 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: c2dd22aab83f83c0511810f67845de42ba4d8a3fd8f0b0dc381b4193dcee56b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58faa73bf4be90ec50f7488705c1d13b0b8c8515eeedd69b7ae1de3a10e158b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-07-23T08:55:57Z",
    "title_canon_sha256": "7d0175f60ce9ac47be0faf9dd61be953926456cb3d34211817ad5882f39a6c2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4007",
    "kind": "arxiv",
    "version": 1
  }
}