Pith Number

pith:VFVPUV6L

pith:2024:VFVPUV6LO3RNRPNNZFKPFEVFCD

not attested not anchored not stored refs pending

The distance to CRL 618 through its radio expansion parallax

A. Ingallinera, C. Bordiu, C. S. Buemi, C. Trigilio, F. Bufano, F. Cavallaro, G. Umana, K. M. Menten, L. Cerrigone, P. Leto, S. Loru, S. Riggi

arxiv:2403.04647 v1 · 2024-03-07 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFVPUV6LO3RNRPNNZFKPFEVFCD}

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	2026-07-05T07:53:26.568735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a96afa57cb76e2d8bdadc954f292a510d31548601cf31866e4ea3fc3bf191c6b

Aliases

arxiv: 2403.04647 · arxiv_version: 2403.04647v1 · doi: 10.48550/arxiv.2403.04647 · pith_short_12: VFVPUV6LO3RN · pith_short_16: VFVPUV6LO3RNRPNN · pith_short_8: VFVPUV6L

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/VFVPUV6LO3RNRPNNZFKPFEVFCD \
  | 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: a96afa57cb76e2d8bdadc954f292a510d31548601cf31866e4ea3fc3bf191c6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98099e87cdad2ae14fa1d86fad5efd97bc1c6be7819d3f0bcd5ab764a03cb0e7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-03-07T16:48:49Z",
    "title_canon_sha256": "1e629e4a811fb5009bde3ec249c51e45636932a968440ab51ea2dfa8ed523000"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.04647",
    "kind": "arxiv",
    "version": 1
  }
}