Pith Number

pith:7LDDIIMF

pith:2011:7LDDIIMFIUGZSUNIVXZHE4IIAH

not attested not anchored not stored refs pending

Dipping in Cygnus X-2 in a multi-wavelength campaign due to absorption of extended ADC emission

(2) Kavli Intitute, (3) Universitaet Erlangen-Nuernberg (Germany), (4) Jagiellonian University (Poland), (5) University of Manchester (UK), 6, (6) Onsala Space Observatory (Sweden), 7), (7) ESO (Germany)), A. Gibiec (4), A. Rushton (5, J. Wilms (3), M. Balucinska-Church (1), M. Hanke (3), MIT (USA), M. J. Church (1) ((1) University of Birmingham (UK), N. S. Schulz (2), R. E. Spencer (5)

arxiv:1104.1715 v1 · 2011-04-09 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LDDIIMFIUGZSUNIVXZHE4IIAH}

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	2026-05-18T02:02:35.983544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fac6342185450d9951a8adf272710801cbffe5d23ee7264d255aa25c9104451f

Aliases

arxiv: 1104.1715 · arxiv_version: 1104.1715v1 · doi: 10.48550/arxiv.1104.1715 · pith_short_12: 7LDDIIMFIUGZ · pith_short_16: 7LDDIIMFIUGZSUNI · pith_short_8: 7LDDIIMF

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/7LDDIIMFIUGZSUNIVXZHE4IIAH \
  | 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: fac6342185450d9951a8adf272710801cbffe5d23ee7264d255aa25c9104451f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c7ffd4cb42575361deefad9345d80703840d2c28d3c8dddf394cb7f7bd4e764",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-04-09T15:48:54Z",
    "title_canon_sha256": "64975804614bb369efa9a5e8d99670cb6d81ff801b4d675948de45c00fae4744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1715",
    "kind": "arxiv",
    "version": 1
  }
}