Pith Number

pith:C7XZEZ2F

pith:2018:C7XZEZ2F7H3KMSDZI4C6CF7KJ5

not attested not anchored not stored refs pending

Chandra Follow-Up of the SDSS DR8 redMaPPer Catalog Using the MATCha Pipeline

Alberto Bermeo, Arya Farahi, August Evrard, Devon L. Hollowood, Eduardo Rozo, Eli Rykoff, Holger Israel, Kathy Romer, Lena Eiger, Megan Splettstoesser, Paul Giles, Philip Rooney, Raziq Noorali, Rebecca Bernstein, Renee Michel, Spencer Everett, Tesla Jeltema, Xinyi Chen

arxiv:1808.06637 v2 · 2018-08-20 · astro-ph.CO · 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{C7XZEZ2F7H3KMSDZI4C6CF7KJ5}

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	2026-07-05T00:08:52.587241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17ef926745f9f6a648794705e117ea4f4cb02d26ebb771a560aba9700668cde9

Aliases

arxiv: 1808.06637 · arxiv_version: 1808.06637v2 · doi: 10.48550/arxiv.1808.06637 · pith_short_12: C7XZEZ2F7H3K · pith_short_16: C7XZEZ2F7H3KMSDZ · pith_short_8: C7XZEZ2F

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/C7XZEZ2F7H3KMSDZI4C6CF7KJ5 \
  | 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: 17ef926745f9f6a648794705e117ea4f4cb02d26ebb771a560aba9700668cde9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15844510956a464248804975b753efd9ff96e7e0e6292026880f52b788a26773",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-08-20T18:14:52Z",
    "title_canon_sha256": "a8ea95da45819058e8bb03f058fff889d774e79f95d37d161cbac1192931ae71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06637",
    "kind": "arxiv",
    "version": 2
  }
}