Pith Number

pith:FWIHCIQ5

pith:2015:FWIHCIQ5AWZHMXGAUGXVKWPLEG

not attested not anchored not stored refs pending

Doppler shift generated by diffraction gratings under time-dependent incidence angle near a Wood anomaly

Kokou B. Dossou

arxiv:1504.03057 v2 · 2015-04-13 · 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{FWIHCIQ5AWZHMXGAUGXVKWPLEG}

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	2026-05-18T00:48:05.924550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d9071221d05b2765cc0a1af5559eb21b11d24e37419af785616d3eb0378fbe4

Aliases

arxiv: 1504.03057 · arxiv_version: 1504.03057v2 · doi: 10.48550/arxiv.1504.03057 · pith_short_12: FWIHCIQ5AWZH · pith_short_16: FWIHCIQ5AWZHMXGA · pith_short_8: FWIHCIQ5

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/FWIHCIQ5AWZHMXGAUGXVKWPLEG \
  | 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: 2d9071221d05b2765cc0a1af5559eb21b11d24e37419af785616d3eb0378fbe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e7d9ce24f8bf49074830147bf9c5cc72a3f21cf9107fa7940b68ade8c7118a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-04-13T03:44:44Z",
    "title_canon_sha256": "0b3c2c95d059e96873c7631151fb3155beb33ab68a460378a299bf4ad7f34f92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03057",
    "kind": "arxiv",
    "version": 2
  }
}