Pith Number

pith:4TCVTW33

pith:2016:4TCVTW33OEATJHFHWG7SXTMDIO

not attested not anchored not stored refs pending

A combined spectroscopic and photometric stellar activity study of Epsilon Eridani

Chris Cameron, Cyril X. Y. Zhang, Debra A. Fischer, Gregory W. Henry, Jaymie M. Matthews, Matthew J. Giguere

arxiv:1606.08553 v1 · 2016-06-28 · 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{4TCVTW33OEATJHFHWG7SXTMDIO}

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	2026-05-18T01:11:47.450996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c559db7b7101349ca7b1bf2bcd834391ce3823ef9b78e9d2a584342f1a0cc9

Aliases

arxiv: 1606.08553 · arxiv_version: 1606.08553v1 · doi: 10.48550/arxiv.1606.08553 · pith_short_12: 4TCVTW33OEAT · pith_short_16: 4TCVTW33OEATJHFH · pith_short_8: 4TCVTW33

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/4TCVTW33OEATJHFHWG7SXTMDIO \
  | 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: e4c559db7b7101349ca7b1bf2bcd834391ce3823ef9b78e9d2a584342f1a0cc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4c529557622ce90b86b22f64545b9fd0628c3921d9536fe114ce29ee0517dd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-06-28T04:33:37Z",
    "title_canon_sha256": "2b97c5fbb6a40f2ecdb3d640257143b87b6187139a5dd77e36ef64ac3881ef28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08553",
    "kind": "arxiv",
    "version": 1
  }
}