Pith Number

pith:HVPVKA7I

pith:2025:HVPVKA7IVGUQ6F6JVNF7LPUUEE

not attested not anchored not stored refs pending

Ultrafast Photoexcitation of Semiconducting Photocathode Materials

Caterina Cocchi, Hilde Bellersen, Michele Guerrini

arxiv:2503.09188 v1 · 2025-03-12 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVPVKA7IVGUQ6F6JVNF7LPUUEE}

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	2026-07-05T10:29:50.963661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d5f5503e8a9a90f17c9ab4bf5be94211adf1bf247438e376cf8d32b2ee0741d

Aliases

arxiv: 2503.09188 · arxiv_version: 2503.09188v1 · doi: 10.48550/arxiv.2503.09188 · pith_short_12: HVPVKA7IVGUQ · pith_short_16: HVPVKA7IVGUQ6F6J · pith_short_8: HVPVKA7I

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/HVPVKA7IVGUQ6F6JVNF7LPUUEE \
  | 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: 3d5f5503e8a9a90f17c9ab4bf5be94211adf1bf247438e376cf8d32b2ee0741d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89018ab693bc0796fbd76ad30394ae8604a59191e8a6084810bed55618abca98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-03-12T09:30:07Z",
    "title_canon_sha256": "8c91cc1f8cacdfb1df3ffe40642c74ad470a52f0e9262b5d5c47adc051a2f56b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.09188",
    "kind": "arxiv",
    "version": 1
  }
}