Pith Number

pith:6LUOUC76

pith:2016:6LUOUC76DQK6A6OUVC4IS3YA2V

not attested not anchored not stored refs pending

Ab initio determination of effective electron-phonon coupling factor in copper

Pengfei Ji, Yuwen Zhang

arxiv:1602.09031 v2 · 2016-02-29 · physics.comp-ph · 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{6LUOUC76DQK6A6OUVC4IS3YA2V}

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	2026-05-18T01:19:24.015001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2e8ea0bfe1c15e079d4a8b8896f00d552cf9c0c9cd534c828acd44ab50772ae

Aliases

arxiv: 1602.09031 · arxiv_version: 1602.09031v2 · doi: 10.48550/arxiv.1602.09031 · pith_short_12: 6LUOUC76DQK6 · pith_short_16: 6LUOUC76DQK6A6OU · pith_short_8: 6LUOUC76

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/6LUOUC76DQK6A6OUVC4IS3YA2V \
  | 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: f2e8ea0bfe1c15e079d4a8b8896f00d552cf9c0c9cd534c828acd44ab50772ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b124a08f330bf8235e008c4239649e629a241905a2cd7523b0f9b3e7d6224c7f",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2016-02-29T16:28:26Z",
    "title_canon_sha256": "4beea57d49e2242ca57c71522dcc0ec73cc1b34ecb1f663852daee165c38fde2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.09031",
    "kind": "arxiv",
    "version": 2
  }
}