Pith Number

pith:TSD6ZHWD

pith:2017:TSD6ZHWDIB4RAZX7FVJ4M6TELD

not attested not anchored not stored refs pending

The early B-type star Rho Oph A is an X-ray lighthouse

2), (2) Harvard Smithsonian Center for Astrophysics Cambridge MA - USA, (3) Universita` degli Studi di Palermo, (4) Institut f\"ur Physik und Astronomie, Fabio Reale (3), Ignazio Pillitteri (1, Lida Oskinova (4) ((1) INAF-Osservatorio Astronomico di Palermo - Italy, Scott J. Wolk (2), Universit\"at Potsdam Germany)

arxiv:1703.04686 v2 · 2017-03-14 · astro-ph.SR · 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{TSD6ZHWDIB4RAZX7FVJ4M6TELD}

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	2026-05-18T00:41:36.396777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c87ec9ec340791066ff2d53c67a6458f425d42ddbc2820556efcf1e043ec0d1

Aliases

arxiv: 1703.04686 · arxiv_version: 1703.04686v2 · doi: 10.48550/arxiv.1703.04686 · pith_short_12: TSD6ZHWDIB4R · pith_short_16: TSD6ZHWDIB4RAZX7 · pith_short_8: TSD6ZHWD

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/TSD6ZHWDIB4RAZX7FVJ4M6TELD \
  | 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: 9c87ec9ec340791066ff2d53c67a6458f425d42ddbc2820556efcf1e043ec0d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcef8f8a897a037efdb7c93b36404b22fec4d6fa297ca92d3feb081b97a3d5df",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-14T19:57:21Z",
    "title_canon_sha256": "2e4e8686512b70e7421bde00a259d67f194ac11cf2b316dd80e70929e1031c4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.04686",
    "kind": "arxiv",
    "version": 2
  }
}