Pith Number

pith:B7ZR54W6

pith:2014:B7ZR54W6VM5Q5B6H3VKYMRUJXK

not attested not anchored not stored refs pending

Quantum storage of entangled telecom-wavelength photons in an erbium-doped optical fibre

Daniel Oblak, Erhan Saglamyurek, Francesco Marsili, Jeongwan Jin, Matthew D. Shaw, Sae Woo Nam, Varun B. Verma, Wolfgang Tittel

arxiv:1409.0831 v2 · 2014-09-02 · quant-ph · cond-mat.mtrl-sci · physics.atom-ph · 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{B7ZR54W6VM5Q5B6H3VKYMRUJXK}

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	2026-05-18T02:27:58.558355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ff31ef2deab3b0e87c7dd55864689ba8fe0aa17aac7a99d2a26069cdb7c9df5

Aliases

arxiv: 1409.0831 · arxiv_version: 1409.0831v2 · doi: 10.48550/arxiv.1409.0831 · pith_short_12: B7ZR54W6VM5Q · pith_short_16: B7ZR54W6VM5Q5B6H · pith_short_8: B7ZR54W6

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/B7ZR54W6VM5Q5B6H3VKYMRUJXK \
  | 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: 0ff31ef2deab3b0e87c7dd55864689ba8fe0aa17aac7a99d2a26069cdb7c9df5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef5142be0a03a5a51d80a7ac200e0d5ab71eac649388969ed886f5594dd683c5",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.atom-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-02T19:11:41Z",
    "title_canon_sha256": "9cbbb26805da0365d581caaefb6840acadf78025e4996285c36b022aabd8042d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0831",
    "kind": "arxiv",
    "version": 2
  }
}