Pith Number

pith:J45DIIL6

pith:2015:J45DIIL6E3HBXLL7MAKXZUUGVE

not attested not anchored not stored refs pending

Young "Dipper" Stars in Upper Sco and $\rho$ Oph Observed by K2

A. W. Mann, D. M. LaCourse, E. Gaidos, G. Kennedy, J. P. Williams, K. J. Jek, M. Ansdell, M. C. Wyatt, S. A. Rappaport, T. L. Jacobs, T. S. Boyajian

arxiv:1510.08853 v2 · 2015-10-29 · astro-ph.EP · 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{J45DIIL6E3HBXLL7MAKXZUUGVE}

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	2026-05-18T01:22:19.773087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f3a34217e26ce1bad7f60157cd286a90613fbd7794e6d486700b922f3c88aae

Aliases

arxiv: 1510.08853 · arxiv_version: 1510.08853v2 · doi: 10.48550/arxiv.1510.08853 · pith_short_12: J45DIIL6E3HB · pith_short_16: J45DIIL6E3HBXLL7 · pith_short_8: J45DIIL6

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/J45DIIL6E3HBXLL7MAKXZUUGVE \
  | 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: 4f3a34217e26ce1bad7f60157cd286a90613fbd7794e6d486700b922f3c88aae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "818c11a4d487a32c907103f3ac1955fb03824336685d4806541779f45b3042dc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-10-29T20:00:01Z",
    "title_canon_sha256": "5114523fe73891ebaae66312d107201b7a266552014375b2ad3f31595e436585"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08853",
    "kind": "arxiv",
    "version": 2
  }
}