Pith Number

pith:E7FV3XWW

pith:2021:E7FV3XWWMXOMJUCEY5GUPCCAM3

not attested not anchored not stored refs pending

Gaia-EDR3 Parallax Distances to the Great Carina Nebula and its Star Clusters (Trumpler 14, 15, 16)

Charles Danforth (Univ. of Colorado), Jeremy Darling, Michael Shull

arxiv:2103.07922 v2 · 2021-03-14 · 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{E7FV3XWWMXOMJUCEY5GUPCCAM3}

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	2026-07-05T02:29:12.921462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27cb5dded665dcc4d044c74d47884066ff72924a47ddc10733e6abed07cf14a4

Aliases

arxiv: 2103.07922 · arxiv_version: 2103.07922v2 · doi: 10.48550/arxiv.2103.07922 · pith_short_12: E7FV3XWWMXOM · pith_short_16: E7FV3XWWMXOMJUCE · pith_short_8: E7FV3XWW

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/E7FV3XWWMXOMJUCEY5GUPCCAM3 \
  | 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: 27cb5dded665dcc4d044c74d47884066ff72924a47ddc10733e6abed07cf14a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a95c7f569bca6c138ecadb51332408326f73a378d289743444337a8e192ea93",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-14T13:23:02Z",
    "title_canon_sha256": "e9596d4c620a19abb93212b54f922d2a7d3bba3376bfaf94bd2b41780224addb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.07922",
    "kind": "arxiv",
    "version": 2
  }
}