Pith Number

pith:UKIBM4NT

pith:2011:UKIBM4NTKX2W22HHXCHSR2XZVO

not attested not anchored not stored refs pending

Mid-infrared upconversion spectroscopy based on a Yb:fiber femtosecond laser

Scott A. Diddams, Todd A. Johnson

arxiv:1108.0943 v1 · 2011-08-03 · 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{UKIBM4NTKX2W22HHXCHSR2XZVO}

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	2026-05-18T02:01:03.284611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2901671b355f56d68e7b88f28eaf9ab9e4fb972bbb77a4a798479fc9afc6795

Aliases

arxiv: 1108.0943 · arxiv_version: 1108.0943v1 · doi: 10.48550/arxiv.1108.0943 · pith_short_12: UKIBM4NTKX2W · pith_short_16: UKIBM4NTKX2W22HH · pith_short_8: UKIBM4NT

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/UKIBM4NTKX2W22HHXCHSR2XZVO \
  | 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: a2901671b355f56d68e7b88f28eaf9ab9e4fb972bbb77a4a798479fc9afc6795

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec6723671cab1ddda785e3a84ca9236c93b00e32e126efafd7232d83535427ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-08-03T20:19:08Z",
    "title_canon_sha256": "5abf22dc13f423588d1e2102d28cae9f54c0d06dfd3864f7e1d0718db5c47a59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0943",
    "kind": "arxiv",
    "version": 1
  }
}