Pith Number

pith:HJSE256D

pith:2019:HJSE256DVCWDGQHB3LA52QE6N3

not attested not anchored not stored refs pending

Tm-doped Crystals for mid-IR Optical Cryocoolers and Radiation Balanced Lasers

Alexander R. Albrecht, Azzurra Volpi, Mansoor Sheik-Bahae, Markus P. Hehlen, Mauro Tonelli, Saeid Rostami

arxiv:1901.07737 v3 · 2019-01-23 · 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{HJSE256DVCWDGQHB3LA52QE6N3}

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	2026-05-17T23:51:30.227932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a644d77c3a8ac3340e1dac1dd409e6eda4bd48e7b9dc30f6332a718476b30dd

Aliases

arxiv: 1901.07737 · arxiv_version: 1901.07737v3 · doi: 10.48550/arxiv.1901.07737 · pith_short_12: HJSE256DVCWD · pith_short_16: HJSE256DVCWDGQHB · pith_short_8: HJSE256D

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/HJSE256DVCWDGQHB3LA52QE6N3 \
  | 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: 3a644d77c3a8ac3340e1dac1dd409e6eda4bd48e7b9dc30f6332a718476b30dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97fa59affff865a9cc06ebf2892c9077e8dc241a7c9a66d759b98ced40ccc4dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-01-23T06:10:07Z",
    "title_canon_sha256": "37c517653c68831400bda736a289ab3f504b6cddeb6e172e82517c72c474d8e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07737",
    "kind": "arxiv",
    "version": 3
  }
}