Pith Number

pith:D4GFIFCP

pith:2014:D4GFIFCP2OMPQ4OYPTBDCXZV7X

not attested not anchored not stored refs pending

Broadband high-resolution x-ray frequency combs

Christian Buth, Christian Ott, Christoph H. Keitel, Stefano M. Cavaletto, Thomas Pfeifer, Zoltan Harman

arxiv:1402.6652 v1 · 2014-02-26 · 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{D4GFIFCP2OMPQ4OYPTBDCXZV7X}

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	2026-05-18T01:17:37.943010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f0c54144fd398f871d87cc2315f35fdc1ca2864875257a68755a5b320809000

Aliases

arxiv: 1402.6652 · arxiv_version: 1402.6652v1 · doi: 10.48550/arxiv.1402.6652 · pith_short_12: D4GFIFCP2OMP · pith_short_16: D4GFIFCP2OMPQ4OY · pith_short_8: D4GFIFCP

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/D4GFIFCP2OMPQ4OYPTBDCXZV7X \
  | 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: 1f0c54144fd398f871d87cc2315f35fdc1ca2864875257a68755a5b320809000

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc5e6de555d1f4f2100fabd07e6f8dcfe945c6678bf4aa54fe4a21783455413",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-02-26T19:18:17Z",
    "title_canon_sha256": "73a6c6198a7e4312ef65f1fa2a80db3ff28a629adbe2e0383a73f56e6e1cc8c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6652",
    "kind": "arxiv",
    "version": 1
  }
}