Pith Number

pith:PNNM5HBL

pith:2021:PNNM5HBLS3K75IYHPIANF2WEJI

not attested not anchored not stored refs pending

Compact, all-PM fiber integrated and alignment-free ultrafast Yb:fiber NALM laser with sub-femtosecond timing jitter

Aline S. Mayer, Chen Li, Christoph Mahnke, Christoph M. Heyl, Ingmar Hartl, Jakob Fellinger, Oliver H. Heckl, Sarper H. Salman, Stefan Droste, Yi Hua, Yuxuan Ma

arxiv:2101.02920 v1 · 2021-01-08 · 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{PNNM5HBLS3K75IYHPIANF2WEJI}

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	2026-07-05T02:36:32.038809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b5ace9c2b96d5fea3077a00d2eac44a2af336ee51624c0e6e1b3cde5a4f50c0

Aliases

arxiv: 2101.02920 · arxiv_version: 2101.02920v1 · doi: 10.48550/arxiv.2101.02920 · pith_short_12: PNNM5HBLS3K7 · pith_short_16: PNNM5HBLS3K75IYH · pith_short_8: PNNM5HBL

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/PNNM5HBLS3K75IYHPIANF2WEJI \
  | 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: 7b5ace9c2b96d5fea3077a00d2eac44a2af336ee51624c0e6e1b3cde5a4f50c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e381216d4d35382e8819b20b247ed0fc66d76d374498f369e6523ec3cdb829b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-01-08T08:59:22Z",
    "title_canon_sha256": "72e696631ffcd39d6f19655a122bed3cc73c2f5530bc4ca9fe87d9a6aaac1316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.02920",
    "kind": "arxiv",
    "version": 1
  }
}