Pith Number

pith:ZBQVW6VR

pith:2015:ZBQVW6VRD7ADNECSM5SEZ6TQ4B

not attested not anchored not stored refs pending

Black phosphorus a new saturable absorber material for ultrashort pulse generation

Grzegorz Sobon, Jaroslaw Sotor, Krzysztof M. Abramski, Piotr Paletko, Wojciech Macherzynski

arxiv:1504.04731 v1 · 2015-04-18 · cond-mat.mtrl-sci · 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{ZBQVW6VRD7ADNECSM5SEZ6TQ4B}

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	2026-05-18T01:35:43.383573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8615b7ab11fc036905267644cfa70e07566c3a545edba641b23d27a9133db08

Aliases

arxiv: 1504.04731 · arxiv_version: 1504.04731v1 · doi: 10.48550/arxiv.1504.04731 · pith_short_12: ZBQVW6VRD7AD · pith_short_16: ZBQVW6VRD7ADNECS · pith_short_8: ZBQVW6VR

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/ZBQVW6VRD7ADNECSM5SEZ6TQ4B \
  | 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: c8615b7ab11fc036905267644cfa70e07566c3a545edba641b23d27a9133db08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a012f5ef7d45492ba95002307a42f87d6aa0f9387e20a0e935f0c7195bb09552",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-04-18T15:14:39Z",
    "title_canon_sha256": "aeca858b0172b2d2cf6e9ae81e6ec60700f9bceb7285b3377da8efd72e7e4fb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04731",
    "kind": "arxiv",
    "version": 1
  }
}