Pith Number

pith:AQRRHJDF

pith:2016:AQRRHJDF2Q5DVRHNHJEMPE2PDV

not attested not anchored not stored refs pending

The SpaceInn-SISMA database: characterization of a large sample of variable and active stars by means of HARPS spectra

A. Mist\`O, E. Michel, E. Poretti, F. Cepparo, M.J.P.F.G. Monteiro, M. Molinaro, M. Rainer, M. Roth, R. Panzera

arxiv:1611.02715 v1 · 2016-11-08 · 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{AQRRHJDF2Q5DVRHNHJEMPE2PDV}

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	2026-05-18T00:55:06.580838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

042313a465d43a3ac4ed3a48c7934f1d5cca80f71e7cab0c0cb7836184432e80

Aliases

arxiv: 1611.02715 · arxiv_version: 1611.02715v1 · doi: 10.48550/arxiv.1611.02715 · pith_short_12: AQRRHJDF2Q5D · pith_short_16: AQRRHJDF2Q5DVRHN · pith_short_8: AQRRHJDF

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/AQRRHJDF2Q5DVRHNHJEMPE2PDV \
  | 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: 042313a465d43a3ac4ed3a48c7934f1d5cca80f71e7cab0c0cb7836184432e80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "657510a2cd687b4d05f52bc2a8f0410aa5511f655741566aac2fe65740f3f785",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-11-08T21:01:15Z",
    "title_canon_sha256": "5d72757fb576ea520f22db9529b2e24922743dd9bd572a8cc40c82c81bc22419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02715",
    "kind": "arxiv",
    "version": 1
  }
}