Pith Number

pith:YTTNDOWF

pith:2017:YTTNDOWFY4RPYLYRUMAZTYK2NM

not attested not anchored not stored refs pending

The Magellan Evolution of Galaxies Spectroscopic and Ultraviolet Reference Atlas (MEGaSaURA) I: The Sample and the Spectra

D. D. Kelson, E. Wuyts, H. Dahle, J. Chisholm, J. R. Rigby, K. Sharon, M. B. Bayliss, M. D. Gladders, R. Paterno-Mahler, T. Johnson

arxiv:1710.07294 v2 · 2017-10-19 · 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{YTTNDOWFY4RPYLYRUMAZTYK2NM}

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	2026-05-18T00:22:58.244538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4e6d1bac5c722fc2f11a30199e15a6b3c09bc48f354292d13b2aae35edbe4c5

Aliases

arxiv: 1710.07294 · arxiv_version: 1710.07294v2 · doi: 10.48550/arxiv.1710.07294 · pith_short_12: YTTNDOWFY4RP · pith_short_16: YTTNDOWFY4RPYLYR · pith_short_8: YTTNDOWF

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/YTTNDOWFY4RPYLYRUMAZTYK2NM \
  | 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: c4e6d1bac5c722fc2f11a30199e15a6b3c09bc48f354292d13b2aae35edbe4c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ae56a9527a7ed96ddd99ede9754fd33d16c9ecb0131d8059880e9e9ab16779b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-19T18:00:06Z",
    "title_canon_sha256": "7d4fb10d0b6196c4ca1c4550db2689c05b58c2b0ee426e05a052e3d19fa88307"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07294",
    "kind": "arxiv",
    "version": 2
  }
}