Pith Number

pith:632YDMGM

pith:2018:632YDMGMP3DJ4PB5NR77VTTHKL

not attested not anchored not stored refs pending

Maunakea Spectroscopic Explorer Advancing from Conceptual Design

Alan McConnachie, Alexis Hill, Doug Simons, Kei Szeto, Nicolas Flagey, Richard Murowinski, Shan Mignot, Steven Bauman

arxiv:1807.08014 v1 · 2018-07-20 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{632YDMGMP3DJ4PB5NR77VTTHKL}

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	2026-05-18T00:10:14.498717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6f581b0cc7ec69e3c3d6c7fface6752d7fdc48c2f27bf75411de6ce2f34c350

Aliases

arxiv: 1807.08014 · arxiv_version: 1807.08014v1 · doi: 10.48550/arxiv.1807.08014 · pith_short_12: 632YDMGMP3DJ · pith_short_16: 632YDMGMP3DJ4PB5 · pith_short_8: 632YDMGM

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/632YDMGMP3DJ4PB5NR77VTTHKL \
  | 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: f6f581b0cc7ec69e3c3d6c7fface6752d7fdc48c2f27bf75411de6ce2f34c350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aac1a6d2df2852c191149036a0040418a873c9e35ee81adab5f2e3289157d320",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-20T20:11:35Z",
    "title_canon_sha256": "d20530c1967ba829deef6a9e32ef756a077c0ec852d334d3ac44d6306f6cfdb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08014",
    "kind": "arxiv",
    "version": 1
  }
}