Pith Number

pith:DIIV4GU2

pith:2012:DIIV4GU2DIXAQ5D6NGPTGEIRG6

not attested not anchored not stored refs pending

A vacuum double-crystal spectrometer for reference-free highly charged ions X-ray spectroscopy

Albert Henins (NIST), Alexandre Gumberidze (GSI), CfA, CfA), C.I. Szabo (LKB - Jussieu), E.-O. Le Bigot (LKB - Jussieu), Ernest G. Kessler Jr (NIST), Jean-Michel Isac (LKB - Jussieu), J.P. Santos (DFFCT), LKB - Jussieu), Mauro Guerra (DFFCT, M. Trassinelli (INSP), P. Amaro (DFFCT, Pascal Travers (LKB - Jussieu), Paul Indelicato (LKB - Jussieu), S. Schlesser (LKB - Jussieu)

arxiv:1205.4520 v2 · 2012-05-21 · physics.atom-ph

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

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	2026-05-18T03:42:44.308568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a115e1a9a1a2e08747e699f33111137b12c3d7af48755bce41f3159cb63eddc

Aliases

arxiv: 1205.4520 · arxiv_version: 1205.4520v2 · doi: 10.48550/arxiv.1205.4520 · pith_short_12: DIIV4GU2DIXA · pith_short_16: DIIV4GU2DIXAQ5D6 · pith_short_8: DIIV4GU2

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/DIIV4GU2DIXAQ5D6NGPTGEIRG6 \
  | 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: 1a115e1a9a1a2e08747e699f33111137b12c3d7af48755bce41f3159cb63eddc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf38a713748831c5579f0906720d8862fc63dbc11c628095745a3c67a771ebae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2012-05-21T08:37:58Z",
    "title_canon_sha256": "cb76e51b50fe4b6791c99ca25694ebc3cea3a8a4b78b873f42159c52786d0362"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4520",
    "kind": "arxiv",
    "version": 2
  }
}