Pith Number

pith:7VGI5NUF

pith:2009:7VGI5NUF7DAQBUHRYIO7GFVKCK

not attested not anchored not stored refs pending

Pressure dependence of phonon modes across the tetragonal to collapsed tetragonal phase transition in CaFe2As2

A. Bosak, A. Thamizhavel, Ch. Ruegg, D. F. McMorrow, D. Lamago, D. Reznik, K. P. Bohnen, L. Pintschovius, M. Krisch, N. Kumar, R. Heid, R. Mittal, S. K. Dhar, S. L. Chaplot, Th. Brueckel, T. R. Forrest, Y. Su

arxiv:0911.1665 v1 · 2009-11-09 · cond-mat.supr-con · 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{7VGI5NUF7DAQBUHRYIO7GFVKCK}

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	2026-05-18T02:10:49.678251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd4c8eb685f8c100d0f1c21df316aa1298345f856b6cacdf5b551eff88b59564

Aliases

arxiv: 0911.1665 · arxiv_version: 0911.1665v1 · doi: 10.48550/arxiv.0911.1665 · pith_short_12: 7VGI5NUF7DAQ · pith_short_16: 7VGI5NUF7DAQBUHR · pith_short_8: 7VGI5NUF

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/7VGI5NUF7DAQBUHRYIO7GFVKCK \
  | 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: fd4c8eb685f8c100d0f1c21df316aa1298345f856b6cacdf5b551eff88b59564

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f087fdc5ce038841660df76b4a8f23912d2aa9e44b1b1afc3a7d5e0e98ce30bf",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-11-09T13:06:51Z",
    "title_canon_sha256": "a8729b81c293519c54b42e1c5ed3b53be60e312212a19aeb69374e51069b9207"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1665",
    "kind": "arxiv",
    "version": 1
  }
}