Pith Number

pith:Q6JIVZTK

pith:2025:Q6JIVZTKXDZH53X56BHTOAQWOA

not attested not anchored not stored refs pending

Pictorial and Documentary Guide for Research, Teaching, and Education through Astronomy, Physics, and Mathematics Pursued under the Umbrella of the United Nations (1974-2024)

Arak M. Mathai, Hans J. Haubold

arxiv:2507.17283 v1 · 2025-07-23 · physics.ed-ph · astro-ph.IM · 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{Q6JIVZTKXDZH53X56BHTOAQWOA}

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	2026-07-05T11:42:05.197867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87928ae66ab8f27eeefdf04f37021670027479af9ab719872c04601fe248d3fd

Aliases

arxiv: 2507.17283 · arxiv_version: 2507.17283v1 · doi: 10.48550/arxiv.2507.17283 · pith_short_12: Q6JIVZTKXDZH · pith_short_16: Q6JIVZTKXDZH53X5 · pith_short_8: Q6JIVZTK

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/Q6JIVZTKXDZH53X56BHTOAQWOA \
  | 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: 87928ae66ab8f27eeefdf04f37021670027479af9ab719872c04601fe248d3fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90e1b9f0a3d02d90b1e94087219d43bf4032ff7bfc0f305cb2e329ece66d9e5a",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2025-07-23T07:44:09Z",
    "title_canon_sha256": "00913ece44cef3adeed0cc99fc39805a96233edf2b5562715ae8db15f0194c10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17283",
    "kind": "arxiv",
    "version": 1
  }
}