Pith Number

pith:D4MHHJO6

pith:2015:D4MHHJO6XZXOVVFMZWZP4Q3KGC

not attested not anchored not stored refs pending

Frequency and time transfer for metrology and beyond using telecommunication network fibres

Adil Haboucha (LNE-SYRTE), Amale Kanj (LPL), Anne Amy-Klein (LPL), Anthony Bercy (LPL, Bruno Chanteau (LPL), Christian Chardonnet (LPL), Daniele Rovera (LNE-SYRTE), Fabien K\'ef\'elian (LPL), Fabio Stefani (LPL, Giorgio Santarelli (LP2N), Haifeng Jiang (LNE-SYRTE), Joseph Achkar (LNE-SYRTE), LNE-SYRTE), Olivier Lopez (LPL), Paul-Eric Pottie (LNE-SYRTE)

arxiv:1507.04135 v1 · 2015-07-15 · 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{D4MHHJO6XZXOVVFMZWZP4Q3KGC}

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	2026-05-18T01:36:49.036504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f1873a5debe6eead4accdb2fe436a309f53b15384e1d9173bccc7047af75aaf

Aliases

arxiv: 1507.04135 · arxiv_version: 1507.04135v1 · doi: 10.48550/arxiv.1507.04135 · pith_short_12: D4MHHJO6XZXO · pith_short_16: D4MHHJO6XZXOVVFM · pith_short_8: D4MHHJO6

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/D4MHHJO6XZXOVVFMZWZP4Q3KGC \
  | 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: 1f1873a5debe6eead4accdb2fe436a309f53b15384e1d9173bccc7047af75aaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc798b63caa6890ae85d5f4c14664a432a659eb3aa2455affad00012275ccd8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-07-15T09:13:03Z",
    "title_canon_sha256": "6ba34ad51cedfa257719fbb09919bdf70f1d99b528d282131680e8c7329c8fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04135",
    "kind": "arxiv",
    "version": 1
  }
}