Pith Number

pith:2ECFUQZH

pith:2018:2ECFUQZHKP64KLZIA5TTAVTZHF

not attested not anchored not stored refs pending

Reaction energetics of Hydrogen on the Si(100) surface: A periodic many-electron theory study

Andreas Gr\"uneis, Axel Gro{\ss}, Sung Sakong, Theodoros Tsatsoulis

arxiv:1808.06894 v2 · 2018-08-21 · cond-mat.mtrl-sci · 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{2ECFUQZHKP64KLZIA5TTAVTZHF}

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	2026-05-17T23:55:20.027958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1045a432753fdc52f2807673056793954366702e3ff2e609f036a136c0f02f4

Aliases

arxiv: 1808.06894 · arxiv_version: 1808.06894v2 · doi: 10.48550/arxiv.1808.06894 · pith_short_12: 2ECFUQZHKP64 · pith_short_16: 2ECFUQZHKP64KLZI · pith_short_8: 2ECFUQZH

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/2ECFUQZHKP64KLZIA5TTAVTZHF \
  | 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: d1045a432753fdc52f2807673056793954366702e3ff2e609f036a136c0f02f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c0d53d6b4e41021e64d2c75c9b90f455692d8453bda3ddfdd128e9b6d72803b",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-08-21T13:41:51Z",
    "title_canon_sha256": "ea3b9ec03c91fe6ca81d798dd82d2b39a9c7b5b4e0be22b8b983f3dbb7d3e00e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06894",
    "kind": "arxiv",
    "version": 2
  }
}