Pith Number

pith:C2OF7QZN

pith:2017:C2OF7QZNRPQKO3Y2SNOFZOH3RE

not attested not anchored not stored refs pending

LMC X-1: A New Spectral Analysis of the O-star in the binary and surrounding nebula

Andreas Ritter, Andrew N. O'Brien, David M. Russell, Elaina A. Hyde, Kevin Grieve, Lex Kaper, Miroslav D. Filipovic

arxiv:1706.01203 v1 · 2017-06-05 · astro-ph.HE · astro-ph.GA · 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{C2OF7QZNRPQKO3Y2SNOFZOH3RE}

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	2026-05-18T00:40:01.205518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

169c5fc32d8be0a76f1a935c5cb8fb8906710fad39b0ddc298a1e45165c8ac60

Aliases

arxiv: 1706.01203 · arxiv_version: 1706.01203v1 · doi: 10.48550/arxiv.1706.01203 · pith_short_12: C2OF7QZNRPQK · pith_short_16: C2OF7QZNRPQKO3Y2 · pith_short_8: C2OF7QZN

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/C2OF7QZNRPQKO3Y2SNOFZOH3RE \
  | 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: 169c5fc32d8be0a76f1a935c5cb8fb8906710fad39b0ddc298a1e45165c8ac60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cef69dc11d35b85499cb4ef6b479af4de5f02e6b46b4cbf56c27dfd3b104db7b",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-06-05T06:10:53Z",
    "title_canon_sha256": "ab5480b682adf917ba45db8b77b7b395eb8bd7332ebaeb16e2d45f5f533a8b0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01203",
    "kind": "arxiv",
    "version": 1
  }
}