Pith Number

pith:IHFIUGAM

pith:2025:IHFIUGAME7TRLZ7C4DRPWWHQAY

not attested not anchored not stored refs pending

Thirty-Three New Stellar Angular Diameters from the NPOI, and Nearly 180 NPOI Diameters as an Ensemble

Ellyn K. Baines, Henrique R. Schmitt, James H. Clark III, Jordan M. Stone, Kaspar von Braun

arxiv:2505.23514 v1 · 2025-05-29 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IHFIUGAME7TRLZ7C4DRPWWHQAY}

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	2026-07-05T11:12:03.285346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41ca8a180c27e715e7e2e0e2fb58f00630feeb5a54e190a47ab2d825ec7fda1e

Aliases

arxiv: 2505.23514 · arxiv_version: 2505.23514v1 · doi: 10.48550/arxiv.2505.23514 · pith_short_12: IHFIUGAME7TR · pith_short_16: IHFIUGAME7TRLZ7C · pith_short_8: IHFIUGAM

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/IHFIUGAME7TRLZ7C4DRPWWHQAY \
  | 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: 41ca8a180c27e715e7e2e0e2fb58f00630feeb5a54e190a47ab2d825ec7fda1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b66e55a25e4fbd9d5b684b1e7ac97b197a3cd0ff81f5c6799cabe610eb61b1eb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-05-29T14:55:42Z",
    "title_canon_sha256": "583b6ab5dff4d091170669c5cd2afb5e531b80855bac828eb8dcbf2dec9dbb27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23514",
    "kind": "arxiv",
    "version": 1
  }
}