Pith Number

pith:IZRF3QXB

pith:2012:IZRF3QXBLKGJ5HCX6RQVHWMYJ6

not attested not anchored not stored refs pending

Optical fiber modal noise in the 0.8 to 1.5 micron region and implications for near infrared precision radial velocity measurements

Keegan McCoy, Lawrence Ramsey, Samuel Halverson, Stephen L. Redman, Suvrath Mahadevan

arxiv:1209.2906 v1 · 2012-09-13 · astro-ph.IM · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZRF3QXBLKGJ5HCX6RQVHWMYJ6}

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	2026-05-18T01:54:29.503069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46625dc2e15a8c9e9c57f46153d9984f82ca1e1bb139863dff74f925542908a4

Aliases

arxiv: 1209.2906 · arxiv_version: 1209.2906v1 · doi: 10.48550/arxiv.1209.2906 · pith_short_12: IZRF3QXBLKGJ · pith_short_16: IZRF3QXBLKGJ5HCX · pith_short_8: IZRF3QXB

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/IZRF3QXBLKGJ5HCX6RQVHWMYJ6 \
  | 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: 46625dc2e15a8c9e9c57f46153d9984f82ca1e1bb139863dff74f925542908a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36be3cee16c7d4dac2fea6f6fe98231b64882ff29d1e7c4034ef4d6ded1333d2",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-09-13T14:26:00Z",
    "title_canon_sha256": "7c6644e93b01e9f21eb16513565b387e8ed217be640171c1865aa6437a034a0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2906",
    "kind": "arxiv",
    "version": 1
  }
}