Pith Number

pith:INHDVEMH

pith:2018:INHDVEMH2L6NZJI2WDDPKECMT6

not attested not anchored not stored refs pending

Phase evolution of the direct detection noise figure of a nondegenerate fiber phase sensitive amplifier

Debanuj Chatterjee, Fabien Bretenaker, Fabienne Goldfarb, Ihsan Fsaifes, Tarek Labidi, Weilin Xie

arxiv:1812.03708 v1 · 2018-12-10 · physics.optics · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{INHDVEMH2L6NZJI2WDDPKECMT6}

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	2026-05-17T23:58:01.356723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

434e3a9187d2fcdca51ab0c6f5104c9f9c7e32b4bba2d1d3f9625ae2d0dffb88

Aliases

arxiv: 1812.03708 · arxiv_version: 1812.03708v1 · doi: 10.48550/arxiv.1812.03708 · pith_short_12: INHDVEMH2L6N · pith_short_16: INHDVEMH2L6NZJI2 · pith_short_8: INHDVEMH

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/INHDVEMH2L6NZJI2WDDPKECMT6 \
  | 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: 434e3a9187d2fcdca51ab0c6f5104c9f9c7e32b4bba2d1d3f9625ae2d0dffb88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54d3f00d2e7adbe9a8189013d09a5de7428457db987bbb4c1ffc6d9546704088",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-12-10T10:08:13Z",
    "title_canon_sha256": "1b7bac48ef6378d33044564f88452a71c98e4384f998a77b7f53af71ddd9388e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03708",
    "kind": "arxiv",
    "version": 1
  }
}