Pith Number

pith:3AX3YAWY

pith:2015:3AX3YAWYFNRAIC4WT5J76G4V24

not attested not anchored not stored refs pending

The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8

Daniel Huber, Dennis Stello, Geert Barentsen, Michael R. Haas, Sanjib Sharma, Stephen T. Bryson, Steve B. Howell, Susan E. Thompson, Thomas Barclay

arxiv:1512.02643 v4 · 2015-12-08 · 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{3AX3YAWYFNRAIC4WT5J76G4V24}

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	2026-05-18T01:14:01.837662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d82fbc02d82b62040b969f53ff1b95d70b04dfee7c9a2a46f082f2738ef00e42

Aliases

arxiv: 1512.02643 · arxiv_version: 1512.02643v4 · doi: 10.48550/arxiv.1512.02643 · pith_short_12: 3AX3YAWYFNRA · pith_short_16: 3AX3YAWYFNRAIC4W · pith_short_8: 3AX3YAWY

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/3AX3YAWYFNRAIC4WT5J76G4V24 \
  | 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: d82fbc02d82b62040b969f53ff1b95d70b04dfee7c9a2a46f082f2738ef00e42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b84913c91099d9df557c6893036e92bad81364693ece540a42bab882164589b",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-08T21:00:06Z",
    "title_canon_sha256": "4583131b16a3e746d039d8235d1cea785e986b6c7ec7f08cc86f110cdc9cf28b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02643",
    "kind": "arxiv",
    "version": 4
  }
}