Pith Number

pith:MQIMPNWV

pith:2015:MQIMPNWVWNRLT3IEQD6DDFQAOF

not attested not anchored not stored refs pending

Exploring the 2MASS Extended and Point Source Catalogs with Clustering Redshifts

Brice M\'enard, Mubdi Rahman, Ryan Scranton

arxiv:1508.03046 v2 · 2015-08-12 · 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{MQIMPNWVWNRLT3IEQD6DDFQAOF}

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	2026-05-18T01:20:45.503355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6410c7b6d5b362b9ed0480fc319600717debf4c8f87ad441aaddfde62a8ebb63

Aliases

arxiv: 1508.03046 · arxiv_version: 1508.03046v2 · doi: 10.48550/arxiv.1508.03046 · pith_short_12: MQIMPNWVWNRL · pith_short_16: MQIMPNWVWNRLT3IE · pith_short_8: MQIMPNWV

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/MQIMPNWVWNRLT3IEQD6DDFQAOF \
  | 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: 6410c7b6d5b362b9ed0480fc319600717debf4c8f87ad441aaddfde62a8ebb63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38da446359ba3d807055dbdf4979c7556f733035528eb5d2e9e68b5710436c25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-12T20:07:19Z",
    "title_canon_sha256": "cdb1efc68fd3cecf93d82f08213906b96b54dc595b2736802b881303501fc5b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03046",
    "kind": "arxiv",
    "version": 2
  }
}