Pith Number

pith:Q7G6CAG3

pith:2018:Q7G6CAG3QOCMCJBQJP3FLOQIX5

not attested not anchored not stored refs pending

First-principles calculations of iron-hydrogen reactions in silicon

Jos\'e Coutinho, Paulo Santos, Sven \"Oberg

arxiv:1806.02249 v2 · 2018-06-06 · 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{Q7G6CAG3QOCMCJBQJP3FLOQIX5}

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	2026-05-18T00:12:02.180891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87cde100db8384c124304bf655ba08bf62d8f563abc777dfa59eaa990aa24594

Aliases

arxiv: 1806.02249 · arxiv_version: 1806.02249v2 · doi: 10.48550/arxiv.1806.02249 · pith_short_12: Q7G6CAG3QOCM · pith_short_16: Q7G6CAG3QOCMCJBQ · pith_short_8: Q7G6CAG3

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/Q7G6CAG3QOCMCJBQJP3FLOQIX5 \
  | 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: 87cde100db8384c124304bf655ba08bf62d8f563abc777dfa59eaa990aa24594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43a574001ae83c4039a482e763213e393b5402eb3be7c7aad6f6205c58e1b6d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-06-06T15:33:09Z",
    "title_canon_sha256": "f0bbdf3938d87d324ac4a8b68d17a871fdaaa53649108e64bd1c9d099f08cb34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02249",
    "kind": "arxiv",
    "version": 2
  }
}