Pith Number

pith:4U3KQTGZ

pith:2023:4U3KQTGZF5MXZDI7RTB4K26P4B

not attested not anchored not stored refs pending

The Very-high-energy Open Data Format: towards a shared, open data format in very-high-energy astronomy

B. Kh\'elifi, J. Schnabel (for the VODF Steering Committee), K. Kosack, L. Olivera-Nieto, R. Zanin

arxiv:2308.13385 v1 · 2023-08-25 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4U3KQTGZF5MXZDI7RTB4K26P4B}

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	2026-07-05T06:44:43.040025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e536a84cd92f597c8d1f8cc3c56bcfe05e071512c961d0e8501f6c90354f010a

Aliases

arxiv: 2308.13385 · arxiv_version: 2308.13385v1 · doi: 10.48550/arxiv.2308.13385 · pith_short_12: 4U3KQTGZF5MX · pith_short_16: 4U3KQTGZF5MXZDI7 · pith_short_8: 4U3KQTGZ

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/4U3KQTGZF5MXZDI7RTB4K26P4B \
  | 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: e536a84cd92f597c8d1f8cc3c56bcfe05e071512c961d0e8501f6c90354f010a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aa1731fd694f28827e4c42a32a67dcb741efd0ee4dd322d1dba8094575de1be",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-08-25T13:57:58Z",
    "title_canon_sha256": "393a14620b2dfe9669a7c69a1c8e08a61010bf48c1a70d016340e169fc1f0df7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.13385",
    "kind": "arxiv",
    "version": 1
  }
}