Pith Number

pith:WG576VZM

pith:2009:WG576VZMBYOJ3NCUXOBUMWZ3QQ

not attested not anchored not stored refs pending

Design and fabrication of an intrinsically gain flattened Erbium doped fiber amplifier

A. Pal, Bernard Dussardier (LPMC), B. Nagaraju (IIID), B.P. Pal (IIID), G\'erard Monnom (LPMC), M.C. Paul, M. Pal, Ravi K. Varshney (IIID), S.K. Bhadra

arxiv:0911.3960 v1 · 2009-11-20 · physics.optics · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WG576VZMBYOJ3NCUXOBUMWZ3QQ}

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	2026-05-18T02:10:45.616085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1bbff572c0e1c9db454bb83465b3b840ce3dce06d0b466f10a3412451045740

Aliases

arxiv: 0911.3960 · arxiv_version: 0911.3960v1 · doi: 10.48550/arxiv.0911.3960 · pith_short_12: WG576VZMBYOJ · pith_short_16: WG576VZMBYOJ3NCU · pith_short_8: WG576VZM

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/WG576VZMBYOJ3NCUXOBUMWZ3QQ \
  | 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: b1bbff572c0e1c9db454bb83465b3b840ce3dce06d0b466f10a3412451045740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4948e56e8f65ac4283c45f8fe2b7f0bf898fc1db87b5eed07c4a7adb111fe94d",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-11-20T04:31:16Z",
    "title_canon_sha256": "e2e9a6abe10718063f42ae49e43c025ed9d45afd31f73e6835ea21b71ef67a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3960",
    "kind": "arxiv",
    "version": 1
  }
}