Pith Number

pith:ED5NDIXV

pith:2017:ED5NDIXVBICDW3JRXYRA3ZQRUK

not attested not anchored not stored refs pending

Candidate X-ray-Emitting OB Stars in the MYStIX Massive Star-Forming Regions

Eric D. Feigelson, Heather A. Busk, Leisa K. Townsley, Matthew S. Povich, Michael A. Kuhn

arxiv:1701.06653 v1 · 2017-01-23 · 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{ED5NDIXVBICDW3JRXYRA3ZQRUK}

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	2026-05-18T00:46:13.007986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20fad1a2f50a043b6d31be220de611a289fd3f076ccc3d67c1a474f488cea50b

Aliases

arxiv: 1701.06653 · arxiv_version: 1701.06653v1 · doi: 10.48550/arxiv.1701.06653 · pith_short_12: ED5NDIXVBICD · pith_short_16: ED5NDIXVBICDW3JR · pith_short_8: ED5NDIXV

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/ED5NDIXVBICDW3JRXYRA3ZQRUK \
  | 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: 20fad1a2f50a043b6d31be220de611a289fd3f076ccc3d67c1a474f488cea50b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "413f873814a66df0c53ee38916e1f33fddee3f1efbd766826fb8d9576a075259",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-23T22:16:14Z",
    "title_canon_sha256": "10e84f628b58300f20d8de76a5bf75055bd657f234a302ec46ff276476a0298b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06653",
    "kind": "arxiv",
    "version": 1
  }
}