Pith Number

pith:Q2R4CGDI

pith:2018:Q2R4CGDIRS6CSTNEQP224FD2SE

not attested not anchored not stored refs pending

A Luminous Transient Event in a Sample of WISE-Selected Variable AGN

A. Rest, C. Waters, D. Stern, H.A. Flewelling, H.D. Jun, J.L. Prieto, M.J. Graham, N. Kaiser, P.R.M. Eisenhardt, R.J. Assef, R.M. Cutri, R.-P. Kudritzki

arxiv:1807.07985 v2 · 2018-07-20 · 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{Q2R4CGDIRS6CSTNEQP224FD2SE}

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	2026-05-17T23:59:57.777533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86a3c118688cbc294da483f5ae147a91118eb493d11579376ccc987edd840f28

Aliases

arxiv: 1807.07985 · arxiv_version: 1807.07985v2 · doi: 10.48550/arxiv.1807.07985 · pith_short_12: Q2R4CGDIRS6C · pith_short_16: Q2R4CGDIRS6CSTNE · pith_short_8: Q2R4CGDI

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/Q2R4CGDIRS6CSTNEQP224FD2SE \
  | 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: 86a3c118688cbc294da483f5ae147a91118eb493d11579376ccc987edd840f28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d0efcdef31c29b9f9dd897c8213e901103d9bef0f8f3b3de98ffd0f2ee1f3d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-20T18:11:42Z",
    "title_canon_sha256": "c21268f94699f290c78d6125b7aec5f06766addcc5d656a64b1f987d29f3c507"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07985",
    "kind": "arxiv",
    "version": 2
  }
}