Pith Number

pith:SGA53O3R

pith:2015:SGA53O3R6QHXPBUL5LUK5KQ52D

not attested not anchored not stored refs pending

2dF-AAOmega spectroscopy of massive stars in the Magellanic Clouds: The north-eastern region of the Large Magellanic Cloud

C. J. Evans, J. Th. van Loon, M. Bailey, R. Hainich

arxiv:1508.03490 v1 · 2015-08-14 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGA53O3R6QHXPBUL5LUK5KQ52D}

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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	2026-05-18T01:26:41.986546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9181ddbb71f40f77868beae8aeaa1dd0caa65251d21fb02a795a90aa8f8177ab

Aliases

arxiv: 1508.03490 · arxiv_version: 1508.03490v1 · doi: 10.48550/arxiv.1508.03490 · pith_short_12: SGA53O3R6QHX · pith_short_16: SGA53O3R6QHXPBUL · pith_short_8: SGA53O3R

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/SGA53O3R6QHXPBUL5LUK5KQ52D \
  | 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: 9181ddbb71f40f77868beae8aeaa1dd0caa65251d21fb02a795a90aa8f8177ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2b88535715d704fafe53536b4b6e979b9384a0a8d2e64410718b0942d79558",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-08-14T13:20:15Z",
    "title_canon_sha256": "7288ec4e923201b1be571d8cc8e09c5cdee338fadecc1bb6486df70fdde9c384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03490",
    "kind": "arxiv",
    "version": 1
  }
}