Pith Number

pith:6XF4F2US

pith:2019:6XF4F2US34RJX2Z5G7RJNEFNLI

not attested not anchored not stored refs pending

Fundamental Physics and Cosmology in the Extremely Large Telescopes Era

C. J. A. P. Martins

arxiv:1902.01783 v1 · 2019-02-05 · astro-ph.CO · hep-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6XF4F2US34RJX2Z5G7RJNEFNLI}

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	2026-05-17T23:54:44.764804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5cbc2ea92df229beb3d37e29690ad5a3781089ecaf210779a1cf9c887e3f765

Aliases

arxiv: 1902.01783 · arxiv_version: 1902.01783v1 · doi: 10.48550/arxiv.1902.01783 · pith_short_12: 6XF4F2US34RJ · pith_short_16: 6XF4F2US34RJX2Z5 · pith_short_8: 6XF4F2US

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/6XF4F2US34RJX2Z5G7RJNEFNLI \
  | 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: f5cbc2ea92df229beb3d37e29690ad5a3781089ecaf210779a1cf9c887e3f765

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3b7fe8637f29ec8a7b07d02efdc8cfdaab4da035798f8c57e200ec557c7f1d3",
    "cross_cats_sorted": [
      "hep-ph",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-05T16:42:03Z",
    "title_canon_sha256": "4c632ea1a664936258fe794953b9901fd2bc22b874953f1405276d9a755a28a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01783",
    "kind": "arxiv",
    "version": 1
  }
}