Pith Number

pith:QEPN3FF3

pith:2018:QEPN3FF3M3XXH5ZAIY6XXXHGGF

not attested not anchored not stored refs pending

Active Galaxy Science in the LSST Deep-Drilling Fields: Footprints, Cadence Requirements, and Total-Depth Requirements

A. Bongiorno, A.J. Barth, B. Luo, B.M. Peterson, C.J. Grier, C.-T. Chen, D. De Cicco, F.E. Bauer, F. Vito, G.T. Richards, G. Yang, J.D. Timlin, J. Li, J.R. Trump, L.C. Popovi\'c, M. Lacy, M. Paolillo, M. Sun, O. Shemmer, P.B. Hall, Q. Ni, R.J. Assef, S.F. Anderson, S.F. Hoenig, S. Gezari, W.N. Brandt (Penn State), Y. Shen, Z. Yu

arxiv:1811.06542 v2 · 2018-11-15 · astro-ph.IM · 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{QEPN3FF3M3XXH5ZAIY6XXXHGGF}

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	2026-05-18T00:00:12.617187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

811edd94bb66ef73f720463d7bdce6314a2be018c197623e151597204abf9610

Aliases

arxiv: 1811.06542 · arxiv_version: 1811.06542v2 · doi: 10.48550/arxiv.1811.06542 · pith_short_12: QEPN3FF3M3XX · pith_short_16: QEPN3FF3M3XXH5ZA · pith_short_8: QEPN3FF3

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/QEPN3FF3M3XXH5ZAIY6XXXHGGF \
  | 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: 811edd94bb66ef73f720463d7bdce6314a2be018c197623e151597204abf9610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e229fb8f6a75357110c65bfc2280c6a9a26163f637245db809070eba38fb58b5",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-15T19:00:00Z",
    "title_canon_sha256": "7881a5fce58c36748589a61d6f4facb66da573b815ef6181245a9339ee70a7ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06542",
    "kind": "arxiv",
    "version": 2
  }
}