Pith Number

pith:ZS74PQM2

pith:2015:ZS74PQM2AQ6Q3KOYQ7AHYAEY4T

not attested not anchored not stored refs pending

A distance limited sample of massive star forming cores from the RMS survey

A. Cicchini, J. C. Mottram, J. S. Urquhart, L. T. Maud, S. L. Lumsden, T. J. T. Moore

arxiv:1509.00176 v1 · 2015-09-01 · astro-ph.SR · 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{ZS74PQM2AQ6Q3KOYQ7AHYAEY4T}

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	2026-05-18T01:34:30.439825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccbfc7c19a043d0da9d887c07c0098e4f9253ceeebb7c9386daa53ea46eda5e8

Aliases

arxiv: 1509.00176 · arxiv_version: 1509.00176v1 · doi: 10.48550/arxiv.1509.00176 · pith_short_12: ZS74PQM2AQ6Q · pith_short_16: ZS74PQM2AQ6Q3KOY · pith_short_8: ZS74PQM2

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/ZS74PQM2AQ6Q3KOYQ7AHYAEY4T \
  | 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: ccbfc7c19a043d0da9d887c07c0098e4f9253ceeebb7c9386daa53ea46eda5e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d67da90d93ad8bc3b0f9dd7a14c7630af3f7e995a66e437c4fa55ffbe5e1d70e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-01T08:36:30Z",
    "title_canon_sha256": "f3d09276210abda1694869be229dc3178896f9a11d7f99c3cfebea1767d8dda8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00176",
    "kind": "arxiv",
    "version": 1
  }
}