Pith Number

pith:7T6EKS5Q

pith:2011:7T6EKS5QHB5GVF6LDVML5CGUJD

not attested not anchored not stored refs pending

The Chromospheric Activity, Age, Metallicty and Space Motions of 36 Wide Binaries

G. Zhao, J. K. Zhao, M. Rudkin, T. D. Oswalt, Y. Q. Chen

arxiv:1101.3257 v1 · 2011-01-17 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7T6EKS5QHB5GVF6LDVML5CGUJD}

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	2026-05-18T02:03:39.128885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcfc454bb0387a6a97cb1d58be88d448c31cbce6692c187ccad868faf96a87a6

Aliases

arxiv: 1101.3257 · arxiv_version: 1101.3257v1 · doi: 10.48550/arxiv.1101.3257 · pith_short_12: 7T6EKS5QHB5G · pith_short_16: 7T6EKS5QHB5GVF6L · pith_short_8: 7T6EKS5Q

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/7T6EKS5QHB5GVF6LDVML5CGUJD \
  | 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: fcfc454bb0387a6a97cb1d58be88d448c31cbce6692c187ccad868faf96a87a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae5404ff3e18f18d627a82457c3bd18b45bb084d888a0af74b2dfa5541fb91cd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-17T16:28:58Z",
    "title_canon_sha256": "0156b549bc70172c823cba494976a976b3425e3f5693d1d432995a206c99f5c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3257",
    "kind": "arxiv",
    "version": 1
  }
}