Pith Number

pith:MP5L4BP4

pith:2018:MP5L4BP423X5JTH2XK4QW4D3RJ

not attested not anchored not stored refs pending

Vibrational anomalies in AFe$_\mathbf{2}$As$_\mathbf{2}$ (A$\,=\,$Ca, Sr, and Ba) single crystals

Ana Akrap, C. C. Homes, P. C. Canfield, S. L. Bud'ko, Y. M. Dai

arxiv:1802.10505 v1 · 2018-02-28 · cond-mat.str-el · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MP5L4BP423X5JTH2XK4QW4D3RJ}

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	2026-05-18T00:11:05.988549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63fabe05fcd6efd4ccfabab90b707b8a4bfbc5bd6431ac7975688e61ef53d20c

Aliases

arxiv: 1802.10505 · arxiv_version: 1802.10505v1 · doi: 10.48550/arxiv.1802.10505 · pith_short_12: MP5L4BP423X5 · pith_short_16: MP5L4BP423X5JTH2 · pith_short_8: MP5L4BP4

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/MP5L4BP423X5JTH2XK4QW4D3RJ \
  | 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: 63fabe05fcd6efd4ccfabab90b707b8a4bfbc5bd6431ac7975688e61ef53d20c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "849118565baedc5770b1d4cc143dca40652a73b5135c67ea4bbcee80629dfbf7",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-02-28T16:12:27Z",
    "title_canon_sha256": "c6cabe6ca924ab44da5c5497dd5c4edfc679305d6d839bf4af168399e65001b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10505",
    "kind": "arxiv",
    "version": 1
  }
}