Pith Number

pith:Q5RXW4UW

pith:2017:Q5RXW4UWMQW3LSN7X4SKEGROQ7

not attested not anchored not stored refs pending

The Close AGN Reference Survey (CARS): Mrk 1018 halts dimming and experiences strong short-term variability

A. Eckart, B. Husemann, F. Combes, G. Busch, G. Leung, G. R. Tremblay, J. Dexter, J. Scharw\"achter, M. Krumpe, M. Perez-Torres, M. Powell, R. E. McElroy, S. M. Croom, T. A. Davis, T. Urrutia

arxiv:1710.09382 v2 · 2017-10-25 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5RXW4UWMQW3LSN7X4SKEGROQ7}

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	2026-05-18T00:29:54.259094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87637b7296642db5c9bfbf24a21a2e87d2285cb6fabc4c55fabce55f289a58dc

Aliases

arxiv: 1710.09382 · arxiv_version: 1710.09382v2 · doi: 10.48550/arxiv.1710.09382 · pith_short_12: Q5RXW4UWMQW3 · pith_short_16: Q5RXW4UWMQW3LSN7 · pith_short_8: Q5RXW4UW

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/Q5RXW4UWMQW3LSN7X4SKEGROQ7 \
  | 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: 87637b7296642db5c9bfbf24a21a2e87d2285cb6fabc4c55fabce55f289a58dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc99deb257cf5a5dc31509b4c1aab396e05a9f23582778313803c90c1469507d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-25T18:00:02Z",
    "title_canon_sha256": "68e0c8b88e770f93315fd36d0a4ae68c31c79415fd261a24d206cf3db219715e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09382",
    "kind": "arxiv",
    "version": 2
  }
}