Pith Number

pith:DKVXP45P

pith:2018:DKVXP45PMMNENLHTRMAD3DY7TG

not attested not anchored not stored refs pending

Sub-percent Photometry: Faint DA White Dwarf Spectophotometric Standards for Astrophysical Observatories

Abhijit Saha, Alfredo Zenteno, Amali L. Vaz, Annalisa Calamida, Armin Rest, Christopher W. Stubbs, Clare E. Shanahan, Edward Olszewski, Elena Sabbi, Gautham Narayan, Giovanni Strampelli, Ivan Hubeny, Jay B. Holberg, Jenna Claver, John MacKenty, Kaisey S. Mandel, Ralph C. Bohlin, Sean Points, Susana Deustua, Thomas Matheson, Tim Axelrod

arxiv:1811.12534 v2 · 2018-11-29 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DKVXP45PMMNENLHTRMAD3DY7TG}

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	2026-05-17T23:49:56.790646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1aab77f3af631a46acf38b003d8f1f99a004e6fc455d7d2632c83861a9c6a7f3

Aliases

arxiv: 1811.12534 · arxiv_version: 1811.12534v2 · doi: 10.48550/arxiv.1811.12534 · pith_short_12: DKVXP45PMMNE · pith_short_16: DKVXP45PMMNENLHT · pith_short_8: DKVXP45P

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/DKVXP45PMMNENLHTRMAD3DY7TG \
  | 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: 1aab77f3af631a46acf38b003d8f1f99a004e6fc455d7d2632c83861a9c6a7f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b82a545524ac02355e8217eb8f9142a0d8df6e050e96d865497865d7af333f2b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-29T23:26:51Z",
    "title_canon_sha256": "e8907cc9ee1d2cb0a0f00a5eef4636a5088ffbe02f7f11f8bed1844cf1a73caa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12534",
    "kind": "arxiv",
    "version": 2
  }
}