Pith Number

pith:UM5MMHS2

pith:2018:UM5MMHS2T4LKBENPSM4CZKB5BN

not attested not anchored not stored refs pending

Laser-induced acoustic desorption of thermally stable and unstable biomolecules

Daniel A. Horke, Jochen K\"upper, Zhipeng Huang

arxiv:1811.05925 v1 · 2018-11-14 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UM5MMHS2T4LKBENPSM4CZKB5BN}

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	2026-05-18T00:00:41.835481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a33ac61e5a9f16a091af93382ca83d0b68033858e6110f812e8edaf2491e840c

Aliases

arxiv: 1811.05925 · arxiv_version: 1811.05925v1 · doi: 10.48550/arxiv.1811.05925 · pith_short_12: UM5MMHS2T4LK · pith_short_16: UM5MMHS2T4LKBENP · pith_short_8: UM5MMHS2

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/UM5MMHS2T4LKBENPSM4CZKB5BN \
  | 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: a33ac61e5a9f16a091af93382ca83d0b68033858e6110f812e8edaf2491e840c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d5eabcbcddf7746517e5396d159cfd19187d82358caa8779877fb22e205171d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-11-14T17:52:36Z",
    "title_canon_sha256": "a8587eca2d0fc73ce94feb60875cc8be9448ce1924e13374429972944ba79826"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05925",
    "kind": "arxiv",
    "version": 1
  }
}