Pith Number

pith:IKNSVTTY

pith:2012:IKNSVTTYGSJB3TLHNJGZN4YRHX

not attested not anchored not stored refs pending

Variable stars in the globular cluster M28 (NGC 6626)

2), (2) LCO-Chile, 3), 3) ((1) PUC-Chile, (3) MWM Nucleus-Chile, 4), (4) Univ. Bologna, (5) UW-Oshkosh, (6) MSU), B. J. Pritzl (5), G. Prieto (1, H. A. Smith (6), J. Alonso-Garcia (1, M. Catelan (1, R. Contreras Ramos (1

arxiv:1206.4565 v1 · 2012-06-20 · 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{IKNSVTTYGSJB3TLHNJGZN4YRHX}

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	2026-05-18T01:56:50.161773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

429b2ace7834921dcd676a4d96f3113dfba18741d4ea830b4df5e5574ae8a14a

Aliases

arxiv: 1206.4565 · arxiv_version: 1206.4565v1 · doi: 10.48550/arxiv.1206.4565 · pith_short_12: IKNSVTTYGSJB · pith_short_16: IKNSVTTYGSJB3TLH · pith_short_8: IKNSVTTY

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/IKNSVTTYGSJB3TLHNJGZN4YRHX \
  | 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: 429b2ace7834921dcd676a4d96f3113dfba18741d4ea830b4df5e5574ae8a14a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55bc0d83c99fd79adb9b3ee4c0da6b2c5a3a25a7b9242496c629456052ed8af0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-20T17:59:20Z",
    "title_canon_sha256": "f5d9c8af111b4260176e3db1b322561256e4d2f7ead6e85a05265e3ee46bec65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4565",
    "kind": "arxiv",
    "version": 1
  }
}