Pith Number

pith:2EYGVHFP

pith:2018:2EYGVHFPMES4ZQKPPPQSDOESTC

not attested not anchored not stored refs pending

The Magellanic Bridge cluster NGC 796: Deep optical AO imaging reveals the stellar content and initial mass function of a massive open cluster

C. J. Evans, G. Carraro, M. Rubio, V. M. Kalari

arxiv:1801.01490 v1 · 2018-01-04 · 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{2EYGVHFPMES4ZQKPPPQSDOESTC}

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	2026-05-18T00:17:07.957191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1306a9caf6125ccc14f7be121b89298a0af72b012caa12aca5005776a78b4c8

Aliases

arxiv: 1801.01490 · arxiv_version: 1801.01490v1 · doi: 10.48550/arxiv.1801.01490 · pith_short_12: 2EYGVHFPMES4 · pith_short_16: 2EYGVHFPMES4ZQKP · pith_short_8: 2EYGVHFP

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/2EYGVHFPMES4ZQKPPPQSDOESTC \
  | 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: d1306a9caf6125ccc14f7be121b89298a0af72b012caa12aca5005776a78b4c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3931f8aa346012338968055b7e0ab2d1091d4417e8fab11474033540c13ff889",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-04T18:53:54Z",
    "title_canon_sha256": "c01603a1ef6af2488f96295904a3332bebd5461c0feee7fc9321fb0ac1273572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01490",
    "kind": "arxiv",
    "version": 1
  }
}