Pith Number

pith:F5CQX6LP

pith:2011:F5CQX6LPYJXDVJXIR3WOG47L3R

not attested not anchored not stored refs pending

Benchmark cool companions: Ages and abundances for the PZ Tel system

Avril .C. Day-Jones, David J. Pinfield, Hugh R.A. Jones, James S. Jenkins, Jose Gallardo, Larissa Yakovina, Maria-Teresa Ruiz, Matias I. Jones, Oleksiy Ivanyuk, Yakiv V. Pavlenko

arxiv:1111.7001 v2 · 2011-11-29 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5CQX6LPYJXDVJXIR3WOG47L3R}

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	2026-05-18T01:59:21.571255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f450bf96fc26e3aa6e88eece373ebdc7d26f71b1c9a40cc0b3c1cc70436ab32

Aliases

arxiv: 1111.7001 · arxiv_version: 1111.7001v2 · doi: 10.48550/arxiv.1111.7001 · pith_short_12: F5CQX6LPYJXD · pith_short_16: F5CQX6LPYJXDVJXI · pith_short_8: F5CQX6LP

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/F5CQX6LPYJXDVJXIR3WOG47L3R \
  | 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: 2f450bf96fc26e3aa6e88eece373ebdc7d26f71b1c9a40cc0b3c1cc70436ab32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a003a150d27d4e48c4a94031be16b7054a2b1a5558ff4d6dab902f86a4f8b52d",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-29T21:50:45Z",
    "title_canon_sha256": "3b8cb48308665823079c90c83b2b80ac4fbc40f2fd6e7d0b80beebf18bb1f5f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.7001",
    "kind": "arxiv",
    "version": 2
  }
}