Pith Number

pith:FMUII7UV

pith:2025:FMUII7UV5KGFJRQ3YU7CIEI43M

not attested not anchored not stored refs pending

Variational first-principles approach to self-trapped polarons

Matteo Giantomassi, Samuel Ponc\'e, Vasilii Vasilchenko, Xavier Gonze

arxiv:2507.05112 v1 · 2025-07-07 · 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{FMUII7UV5KGFJRQ3YU7CIEI43M}

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	2026-07-05T11:33:09.136118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b28847e95ea8c54c61bc53e24111cdb3cf20e55f877cfbc1b853a53741a55ee

Aliases

arxiv: 2507.05112 · arxiv_version: 2507.05112v1 · doi: 10.48550/arxiv.2507.05112 · pith_short_12: FMUII7UV5KGF · pith_short_16: FMUII7UV5KGFJRQ3 · pith_short_8: FMUII7UV

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/FMUII7UV5KGFJRQ3YU7CIEI43M \
  | 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: 2b28847e95ea8c54c61bc53e24111cdb3cf20e55f877cfbc1b853a53741a55ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce4291aea2655e41787a57742896fa09186b62a571309d2b7214d099ed7f2352",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-07-07T15:28:35Z",
    "title_canon_sha256": "4039cbe88f27d6db7903a4745c8555fa9394203628059d03c5d7432c4d2107d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.05112",
    "kind": "arxiv",
    "version": 1
  }
}