Pith Number

pith:I6ARXUKA

pith:2015:I6ARXUKAWJK7KXHTW2I7NIDWDX

not attested not anchored not stored refs pending

Accurate fundamental parameters and distance to a massive early-type eclipsing binary in the Danks 2 cluster

A.Z. Bonanos, E. Koumpia, J.L. Prieto, M. Kourniotis, N. Castro, S.J. Williams

arxiv:1508.05939 v1 · 2015-08-24 · 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{I6ARXUKAWJK7KXHTW2I7NIDWDX}

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	2026-05-18T01:30:55.897630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47811bd140b255f55cf3b691f6a0761dd15f791fe56bcb08c2702e6adf62c945

Aliases

arxiv: 1508.05939 · arxiv_version: 1508.05939v1 · doi: 10.48550/arxiv.1508.05939 · pith_short_12: I6ARXUKAWJK7 · pith_short_16: I6ARXUKAWJK7KXHT · pith_short_8: I6ARXUKA

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/I6ARXUKAWJK7KXHTW2I7NIDWDX \
  | 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: 47811bd140b255f55cf3b691f6a0761dd15f791fe56bcb08c2702e6adf62c945

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3cc9508bea128475e801305c259a75dea42d8da8fb5326debdb7fa9b80edfb4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-08-24T20:03:46Z",
    "title_canon_sha256": "6b0098a3ce9dffe2fd01b815c72b8ceb271b0db1804a6b228329d95c9a8f0491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05939",
    "kind": "arxiv",
    "version": 1
  }
}