Pith Number

pith:P57O677Y

pith:2016:P57O677YW4M77XXQQMTWRLFOGZ

not attested not anchored not stored refs pending

The Close AGN Reference Survey (CARS) - What is causing Mrk1018's return to the shadows after 30 years?

A. Eckart, B. Husemann, F. Combes, G. Busch, 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:1609.04425 v1 · 2016-09-14 · 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{P57O677YW4M77XXQQMTWRLFOGZ}

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	2026-05-18T01:04:36.778481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f7eef7ff8b719ffdef0832768acae3647f237f497375d5b0cb10d2d5464a14c

Aliases

arxiv: 1609.04425 · arxiv_version: 1609.04425v1 · doi: 10.48550/arxiv.1609.04425 · pith_short_12: P57O677YW4M7 · pith_short_16: P57O677YW4M77XXQ · pith_short_8: P57O677Y

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/P57O677YW4M77XXQQMTWRLFOGZ \
  | 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: 7f7eef7ff8b719ffdef0832768acae3647f237f497375d5b0cb10d2d5464a14c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50bb8b8d3bff0de8d80c06b9adebaba5915edc7dbcb86e4f8c258f2eb1e1dafa",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-14T20:09:21Z",
    "title_canon_sha256": "b1e951998e156e48cbcf2440ea804bc117943dde32101fe5e8a49ef73351efc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04425",
    "kind": "arxiv",
    "version": 1
  }
}