Pith Number

pith:AC3K52FG

pith:2016:AC3K52FGECAGRB436UMYJCREHQ

not attested not anchored not stored refs pending

Ground-based gamma-ray telescopes as ground stations in deep-space lasercom

Alberto Carrasco-Casado, Jose Manuel Sanchez-Pena, Ricardo Vergaz

arxiv:1604.08200 v1 · 2016-04-26 · astro-ph.IM · physics.ins-det · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AC3K52FGECAGRB436UMYJCREHQ}

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	2026-05-18T01:16:07.804505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b6aee8a6208068879bf519848a243c0222e0f6672b42265f834d505248a17a

Aliases

arxiv: 1604.08200 · arxiv_version: 1604.08200v1 · doi: 10.48550/arxiv.1604.08200 · pith_short_12: AC3K52FGECAG · pith_short_16: AC3K52FGECAGRB43 · pith_short_8: AC3K52FG

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/AC3K52FGECAGRB436UMYJCREHQ \
  | 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: 00b6aee8a6208068879bf519848a243c0222e0f6672b42265f834d505248a17a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78dbf9ea0ea46bbdf0ab7ef5ce1ee3afdc0dd2d695250ed8b5008c5ed5be5d01",
    "cross_cats_sorted": [
      "physics.ins-det",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-04-26T10:38:55Z",
    "title_canon_sha256": "c0f1d81572fc96bf8d981e518fcb04ebd0379b47f4c309fa6441b837de3c72a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08200",
    "kind": "arxiv",
    "version": 1
  }
}