Pith Number

pith:VDVJ54VD

pith:2015:VDVJ54VDRKWEBTET4EUI7LIDXU

not attested not anchored not stored refs pending

Direct measurement of coherent subterahertz acoustic phonons mean free path in GaAs

Agn\`es Huynh, Aristide Lema\^itre, Bernard Jusserand, Bernard Perrin, Romain Legrand

arxiv:1509.07745 v1 · 2015-09-25 · cond-mat.mtrl-sci

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

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	2026-05-18T01:14:03.249251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8ea9ef2a38aac40cc93e1288fad03bd2377783cfc6f28228d47f06b1638d4c6

Aliases

arxiv: 1509.07745 · arxiv_version: 1509.07745v1 · doi: 10.48550/arxiv.1509.07745 · pith_short_12: VDVJ54VDRKWE · pith_short_16: VDVJ54VDRKWEBTET · pith_short_8: VDVJ54VD

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/VDVJ54VDRKWEBTET4EUI7LIDXU \
  | 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: a8ea9ef2a38aac40cc93e1288fad03bd2377783cfc6f28228d47f06b1638d4c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "868623ca35263feb19bf34509087797fe4c58ac99c382818a46931a8ce63f3c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-09-25T14:59:30Z",
    "title_canon_sha256": "877098b02d5274614e9453aec27eb2609643c72e343ee57d065f00eed56a937a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07745",
    "kind": "arxiv",
    "version": 1
  }
}