Pith Number

pith:L7EORGCQ

pith:2007:L7EORGCQUB6SOVR77BBAS6OCB2

not attested not anchored not stored refs pending

A diffraction-compensating 0-25 ns free space terahertz delay line for coherent quantum control

D. G. Allen, G. Ramina, L. Persechini, M. S. Sherwin, S. Takahashi

arxiv:0707.0814 v1 · 2007-07-05 · 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{L7EORGCQUB6SOVR77BBAS6OCB2}

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	2026-07-04T17:04:34.555770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fc8e89850a07d27563ff8420979c20e90c96aa14cfe0fc9f36f9a63abc12db9

Aliases

arxiv: 0707.0814 · arxiv_version: 0707.0814v1 · doi: 10.48550/arxiv.0707.0814 · pith_short_12: L7EORGCQUB6S · pith_short_16: L7EORGCQUB6SOVR7 · pith_short_8: L7EORGCQ

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/L7EORGCQUB6SOVR77BBAS6OCB2 \
  | 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: 5fc8e89850a07d27563ff8420979c20e90c96aa14cfe0fc9f36f9a63abc12db9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc471ab4188c3c682f5eee43f9574b9e8c059a13035d932b085084b97c45b584",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.optics",
    "submitted_at": "2007-07-05T15:42:06Z",
    "title_canon_sha256": "8aba50a82b3228aa74dff95fde75e3e7f3574623b521c9b445de3b4b5cc76e1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.0814",
    "kind": "arxiv",
    "version": 1
  }
}