Pith Number

pith:BF4E5BTN

pith:2015:BF4E5BTNFTFGO2LDZA2QB6Q2G7

not attested not anchored not stored refs pending

The QUEST-La Silla AGN Variability Survey

David Rabinowitz, Franz E. Bauer, Nicol\'as Meza, Paolo Coppi, Patricia Ar\'evalo, Paula S\'anchez, Paulina Lira, R\'egis Cartier, Ricardo R. Mu\~noz, Robert Zinn

arxiv:1507.08676 v1 · 2015-07-30 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BF4E5BTNFTFGO2LDZA2QB6Q2G7}

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	2026-05-18T01:32:28.492880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09784e866d2cca676963c83500fa1a37c1a689772e335254f94f6b50f5e8c3d5

Aliases

arxiv: 1507.08676 · arxiv_version: 1507.08676v1 · doi: 10.48550/arxiv.1507.08676 · pith_short_12: BF4E5BTNFTFG · pith_short_16: BF4E5BTNFTFGO2LD · pith_short_8: BF4E5BTN

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/BF4E5BTNFTFGO2LDZA2QB6Q2G7 \
  | 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: 09784e866d2cca676963c83500fa1a37c1a689772e335254f94f6b50f5e8c3d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dda3cdc8364c1e48954386dc4806d72328a538e42a5748a8493a57e8752383a3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-30T20:30:04Z",
    "title_canon_sha256": "4e998e330153999d9cbdf6d988be6365bf5957321abaa1f311a786b394f9da11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08676",
    "kind": "arxiv",
    "version": 1
  }
}