Pith Number

pith:RHWUCKJU

pith:2016:RHWUCKJUSH5WHMG7AROFYYRULI

not attested not anchored not stored refs pending

Two eclipsing ultraluminous X-ray sources in M 51

Roberto Soria, Ryan Urquhart

arxiv:1608.01111 v1 · 2016-08-03 · 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{RHWUCKJUSH5WHMG7AROFYYRULI}

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	2026-05-18T00:50:47.389488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ed41293491fb63b0df045c5c62345a37f26068bc6715574228e0947d95b29b

Aliases

arxiv: 1608.01111 · arxiv_version: 1608.01111v1 · doi: 10.48550/arxiv.1608.01111 · pith_short_12: RHWUCKJUSH5W · pith_short_16: RHWUCKJUSH5WHMG7 · pith_short_8: RHWUCKJU

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/RHWUCKJUSH5WHMG7AROFYYRULI \
  | 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: 89ed41293491fb63b0df045c5c62345a37f26068bc6715574228e0947d95b29b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "351dfcf581054fd5c2375c61c680c9416f7462fb725259ba8b189ce28e0d1644",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-08-03T08:44:26Z",
    "title_canon_sha256": "981a982ce94e04867d52d2f2ee7c454c5ebb77346af922547ce6795ba718f938"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01111",
    "kind": "arxiv",
    "version": 1
  }
}