Pith Number

pith:DV5XV47J

pith:2014:DV5XV47J7B42XBJ4QW45CZXDN3

not attested not anchored not stored refs pending

Three new X-ray emitting sdO stars discovered with Chandra

2, 2 - IUSS Pavia, 3) (1 - INAF/IASF Milano, 3 - INFN Pavia, A. Tiengo (1, Italy, Italy), N. La Palombara (1), P. Esposito (1), S. Mereghetti (1)

arxiv:1404.6092 v1 · 2014-04-24 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DV5XV47J7B42XBJ4QW45CZXDN3}

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	2026-05-18T02:50:33.453108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d7b7af3e9f879ab853c85b9d166e36edd23072381ef4e8cad11b67581a63f20

Aliases

arxiv: 1404.6092 · arxiv_version: 1404.6092v1 · doi: 10.48550/arxiv.1404.6092 · pith_short_12: DV5XV47J7B42 · pith_short_16: DV5XV47J7B42XBJ4 · pith_short_8: DV5XV47J

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/DV5XV47J7B42XBJ4QW45CZXDN3 \
  | 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: 1d7b7af3e9f879ab853c85b9d166e36edd23072381ef4e8cad11b67581a63f20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7d1084a766de9623fdbe751fdf0f5b5cce4074c0734ecc1f9ffc0a035a6f02e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-24T11:24:12Z",
    "title_canon_sha256": "855fc4b72c3d4a6d6001375238cffd3ab24d8b0435775df06684e8d351c368b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6092",
    "kind": "arxiv",
    "version": 1
  }
}