Pith Number

pith:7JQ674N6

pith:2023:7JQ674N6VP5NLFQVVZ3G2OS6NO

not attested not anchored not stored refs pending

Long-range fiber-optic earthquake sensing by active phase noise cancellation

Andreas Fichtner, Dominik Husmann, Jacques Morel, Nils M\"uller, Sebastian Noe

arxiv:2305.01468 v1 · 2023-05-02 · physics.geo-ph · physics.comp-ph · physics.ins-det · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JQ674N6VP5NLFQVVZ3G2OS6NO}

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	2026-07-05T06:06:25.982204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa61eff1beabfad59615ae766d3a5e6ba03520c132de30e08cfc4f3c4b4755b0

Aliases

arxiv: 2305.01468 · arxiv_version: 2305.01468v1 · doi: 10.48550/arxiv.2305.01468 · pith_short_12: 7JQ674N6VP5N · pith_short_16: 7JQ674N6VP5NLFQV · pith_short_8: 7JQ674N6

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/7JQ674N6VP5NLFQVVZ3G2OS6NO \
  | 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: fa61eff1beabfad59615ae766d3a5e6ba03520c132de30e08cfc4f3c4b4755b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bea07548f4c4cdf699f6ea666b1dd291c1b29a6afbcf683fba29c6e4b2c6e53",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.ins-det",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2023-05-02T14:51:22Z",
    "title_canon_sha256": "b84a3536e52a355c2ba9ea1538a27b3b848e07f7a466c3195c6a24238f9d4dcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.01468",
    "kind": "arxiv",
    "version": 1
  }
}