Pith Number

pith:CTKM2ZEU

pith:2016:CTKM2ZEUG65AACNYYUM7BTKMXT

not attested not anchored not stored refs pending

The Star-formation History and Accretion-Disk Fraction Among the K-Type Members of the Scorpius-Centaurus OB Association

Eric E. Mamajek, Mark J. Pecaut

arxiv:1605.08789 v1 · 2016-05-27 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTKM2ZEUG65AACNYYUM7BTKMXT}

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	2026-05-18T01:08:40.868569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14d4cd649437ba0009b8c519f0cd4cbcd1ad25585dc695032b1ad999785808f8

Aliases

arxiv: 1605.08789 · arxiv_version: 1605.08789v1 · doi: 10.48550/arxiv.1605.08789 · pith_short_12: CTKM2ZEUG65A · pith_short_16: CTKM2ZEUG65AACNY · pith_short_8: CTKM2ZEU

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/CTKM2ZEUG65AACNYYUM7BTKMXT \
  | 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: 14d4cd649437ba0009b8c519f0cd4cbcd1ad25585dc695032b1ad999785808f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d21d9d890d45537ed73f2126f8a5d2182cff1903e9ae1b8406ad912f3002474",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-05-27T20:00:16Z",
    "title_canon_sha256": "3693cf965483f2e9c54f215f5591125f82cf7fa9cf32826205368af6c05db523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08789",
    "kind": "arxiv",
    "version": 1
  }
}