Pith Number

pith:KJHF3SNO

pith:2018:KJHF3SNOBHCHQXHWQB7XP5YAGT

not attested not anchored not stored refs pending

Heterogeneous reactions between ions NH$_3$$^{+}$ and NH$^{+}$ and hydrocarbons adsorbed on a tungsten surface. Formation of HCN$^{+}$ in NH$^{+}$-surface hydrocarbons collisions

Martina Harnisch, Paul Scheier, Zdenek Herman

arxiv:1805.01194 v1 · 2018-05-03 · physics.atm-clus

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJHF3SNOBHCHQXHWQB7XP5YAGT}

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	2026-05-18T00:16:52.250583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

524e5dc9ae09c4785cf6807f77f70034ed4644fa0cc444b387da00d90a9c9b0d

Aliases

arxiv: 1805.01194 · arxiv_version: 1805.01194v1 · doi: 10.48550/arxiv.1805.01194 · pith_short_12: KJHF3SNOBHCH · pith_short_16: KJHF3SNOBHCHQXHW · pith_short_8: KJHF3SNO

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/KJHF3SNOBHCHQXHWQB7XP5YAGT \
  | 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: 524e5dc9ae09c4785cf6807f77f70034ed4644fa0cc444b387da00d90a9c9b0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f0e905a09e697fbf3b00d15b5acf84f8b3f984f5da28f67af8faddacfeac558",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atm-clus",
    "submitted_at": "2018-05-03T09:55:31Z",
    "title_canon_sha256": "c59350d6cfe9056566761e11c86ae9b9e0f0c4095a7f08f67096eab5d4ca380e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01194",
    "kind": "arxiv",
    "version": 1
  }
}