Pith Number

pith:GJ4ZCDKH

pith:2018:GJ4ZCDKHBLXWJSJKE32BKCIAWT

not attested not anchored not stored refs pending

Late-time UV observations of tidal disruption flares reveal unobscured, compact accretion disks

Andrew S. Fruchter, Brian D. Metzger, Nicholas C. Stone, Sjoert van Velzen, Suvi Gezari, Thomas M. Brown

arxiv:1809.00003 v2 · 2018-08-31 · astro-ph.HE · 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{GJ4ZCDKHBLXWJSJKE32BKCIAWT}

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	2026-05-17T23:39:32.236794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3279910d470aef64c92a26f4150900b4c9ce162093c6102f58b670a359e8c93a

Aliases

arxiv: 1809.00003 · arxiv_version: 1809.00003v2 · doi: 10.48550/arxiv.1809.00003 · pith_short_12: GJ4ZCDKHBLXW · pith_short_16: GJ4ZCDKHBLXWJSJK · pith_short_8: GJ4ZCDKH

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/GJ4ZCDKHBLXWJSJKE32BKCIAWT \
  | 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: 3279910d470aef64c92a26f4150900b4c9ce162093c6102f58b670a359e8c93a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4715b3d51ac2c2fe5f885ac90278f5cd862f6f422a54047b7baa6bc5a235c2a5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-08-31T18:00:00Z",
    "title_canon_sha256": "ac5601e5e194ca91d4168d1069982d3c486e7e1e6f6322d612f7bc4190eb58dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00003",
    "kind": "arxiv",
    "version": 2
  }
}