Pith Number

pith:VW3GEP4D

pith:2019:VW3GEP4DLRATUOGTD442BSUULB

not attested not anchored not stored refs pending

A Flaring AGN In a ULIRG candidate in Stripe 82

Abhishek Prakash, Andreas Faisst, Bomee Lee, David L. Shupe, Frank J. Masci, George Helou, Matthew J. Graham, Ranga Ram Chary

arxiv:1908.04280 v1 · 2019-08-12 · 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{VW3GEP4DLRATUOGTD442BSUULB}

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	2026-07-05T00:10:41.670095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adb6623f835c413a38d31f39a0ca94584cd029050bd90f74df9b3ef37507e835

Aliases

arxiv: 1908.04280 · arxiv_version: 1908.04280v1 · doi: 10.48550/arxiv.1908.04280 · pith_short_12: VW3GEP4DLRAT · pith_short_16: VW3GEP4DLRATUOGT · pith_short_8: VW3GEP4D

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/VW3GEP4DLRATUOGTD442BSUULB \
  | 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: adb6623f835c413a38d31f39a0ca94584cd029050bd90f74df9b3ef37507e835

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29e4cce66d119f0b4daf5ab8362d3b1643c160791ac4e395e30d0be137b4fff1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-12T17:46:20Z",
    "title_canon_sha256": "70e2e8ea0ff39fb8688388cd54316a833f1162c7ef3f5d062e3e40f07239e8fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04280",
    "kind": "arxiv",
    "version": 1
  }
}