Pith Number

pith:DCIKQ34N

pith:2013:DCIKQ34NCCD6YIMLHETNOUXRXQ

not attested not anchored not stored refs pending

In-situ measurement of vacuum window birefringence by atomic spectroscopy

Andrea Alberti, Andreas Steffen, Carsten Robens, Dieter Meschede, Maximilian Genske, Wolfgang Alt

arxiv:1308.4959 v2 · 2013-08-22 · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCIKQ34NCCD6YIMLHETNOUXRXQ}

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	2026-05-18T02:54:14.137597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1890a86f8d1087ec218b3926d752f1bc3a02316b318458b27ea5bf12533507ef

Aliases

arxiv: 1308.4959 · arxiv_version: 1308.4959v2 · doi: 10.48550/arxiv.1308.4959 · pith_short_12: DCIKQ34NCCD6 · pith_short_16: DCIKQ34NCCD6YIML · pith_short_8: DCIKQ34N

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/DCIKQ34NCCD6YIMLHETNOUXRXQ \
  | 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: 1890a86f8d1087ec218b3926d752f1bc3a02316b318458b27ea5bf12533507ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d79a29cd81e36fd33e20988c0cf192ece1420f58c4c7b1985a8312e55952c7b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-08-22T19:05:51Z",
    "title_canon_sha256": "10ce842f15dac9e5a2b3d645eab23bfaf397eca56d80d9f0352b062d3f545394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4959",
    "kind": "arxiv",
    "version": 2
  }
}