Pith Number

pith:NH77IEYM

pith:2015:NH77IEYMNDBZZYCYHT6JHGNQMH

not attested not anchored not stored refs pending

The absolute age of the globular cluster M15 using near-infrared adaptive optics images from PISCES/LBT

A. Puglisi, A. Riccardi, A. Skemer, C. Arcidiacono, C. Kulesa, D. Massari, D. McCarthy, E. Pinna, F. Mannucci, F. Quiros-Pacheco, G. Bono, G. Cresci, G. Fiorentino, G. Iannicola, I. Ferraro, J.C. Guerra, J. Hill, K. Boutsia, L. Busoni, L. Close, L. Fini, M. Fumana, M. Monelli, M. Xompero, R. Briguglio, R. Carini, R. Ragazzoni, S. Esposito, V. Testa

arxiv:1507.08845 v1 · 2015-07-31 · 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{NH77IEYMNDBZZYCYHT6JHGNQMH}

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	2026-05-18T01:30:23.479899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69fff4130c68c39ce0583cfc9399b061ce6c3a11001a9fbfb41b5afb39883dd7

Aliases

arxiv: 1507.08845 · arxiv_version: 1507.08845v1 · doi: 10.48550/arxiv.1507.08845 · pith_short_12: NH77IEYMNDBZ · pith_short_16: NH77IEYMNDBZZYCY · pith_short_8: NH77IEYM

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/NH77IEYMNDBZZYCYHT6JHGNQMH \
  | 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: 69fff4130c68c39ce0583cfc9399b061ce6c3a11001a9fbfb41b5afb39883dd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd336b1bb52a909de974e878688b571897f78c012673d99b42fb98177f830313",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-31T12:06:00Z",
    "title_canon_sha256": "4a414344928c795e8f92de9c4b2cd61a365af1b8a4677cb1d99cc7049b2f9ba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08845",
    "kind": "arxiv",
    "version": 1
  }
}