Pith Number

pith:QQR5II6F

pith:2019:QQR5II6FZUATSMNCZEUIWK6TCE

not attested not anchored not stored refs pending

Phonon-Phonon Quantum Coherent Coupling in GaAs/AlAs Superlattice

Feng He, Nathanial Sheehan, Raymond L Orbach, Seth R Bank, Yaguo Wang

arxiv:1904.08005 v2 · 2019-04-16 · 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{QQR5II6FZUATSMNCZEUIWK6TCE}

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	2026-05-17T23:39:39.596200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8423d423c5cd013931a2c9288b2bd31109f74dbd3229ac8c0a7203fa8a95aa4c

Aliases

arxiv: 1904.08005 · arxiv_version: 1904.08005v2 · doi: 10.48550/arxiv.1904.08005 · pith_short_12: QQR5II6FZUAT · pith_short_16: QQR5II6FZUATSMNC · pith_short_8: QQR5II6F

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/QQR5II6FZUATSMNCZEUIWK6TCE \
  | 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: 8423d423c5cd013931a2c9288b2bd31109f74dbd3229ac8c0a7203fa8a95aa4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57bdaa419443a3f44778adebf18bd4a56df9c1e9d0ad7b56b0374fa7b5c5fd4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-04-16T22:48:44Z",
    "title_canon_sha256": "dc006d393e42a271ca9b635b5319126db34fc03efd93c452bf31f88e61e528fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08005",
    "kind": "arxiv",
    "version": 2
  }
}