Pith Number

pith:FUFDCHDQ

pith:2017:FUFDCHDQYTLEVK2NPGAZT3ZUKM

not attested not anchored not stored refs pending

Masses of the Planetary-Nebula Central Stars in the Galactic Globular-Cluster System from HST Imaging and Spectroscopy

(2) Macquarie Univ., (3) STScI, (4) AMNH, (5) Penn State, (6) Univ. Maryland, (7) Univ. Cote d'Azur), George H. Jacoby (1), Howard E. Bond (5), I. Lotarevich (4), James Davies (3), J. Patrick Harrington (6), Orsola De Marco (2), Thierry Lanz (7) ((1) Lowell Obs.

arxiv:1701.03516 v1 · 2017-01-12 · 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{FUFDCHDQYTLEVK2NPGAZT3ZUKM}

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	2026-05-18T00:50:17.271085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d0a311c70c4d64aab4d798199ef3453315bbecf07365795ebd53482db48db18

Aliases

arxiv: 1701.03516 · arxiv_version: 1701.03516v1 · doi: 10.48550/arxiv.1701.03516 · pith_short_12: FUFDCHDQYTLE · pith_short_16: FUFDCHDQYTLEVK2N · pith_short_8: FUFDCHDQ

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/FUFDCHDQYTLEVK2NPGAZT3ZUKM \
  | 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: 2d0a311c70c4d64aab4d798199ef3453315bbecf07365795ebd53482db48db18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d0c60d1093c21f55b4b32808bb2fd5d9e1bcbb4fb86c07cebd8f85068fb3041",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-12T21:46:14Z",
    "title_canon_sha256": "4929047435ec0d15aca37e1cfdcff7795698ad23110c0e7f7ed2b00f7ffb26af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03516",
    "kind": "arxiv",
    "version": 1
  }
}