Pith Number

pith:ALBYCJJP

pith:2016:ALBYCJJPDW2O36AVPIXC2NL422

not attested not anchored not stored refs pending

CERES: A Set of Automated Routines for Echelle Spectra

Andr\'es Jord\'an, N\'estor Espinoza, Rafael Brahm

arxiv:1609.02279 v2 · 2016-09-08 · astro-ph.IM · astro-ph.EP · 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{ALBYCJJPDW2O36AVPIXC2NL422}

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	2026-05-18T00:50:47.181150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02c381252f1db4edf8157a2e2d357cd689584986470517dbecfb8b8e768c98c4

Aliases

arxiv: 1609.02279 · arxiv_version: 1609.02279v2 · doi: 10.48550/arxiv.1609.02279 · pith_short_12: ALBYCJJPDW2O · pith_short_16: ALBYCJJPDW2O36AV · pith_short_8: ALBYCJJP

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/ALBYCJJPDW2O36AVPIXC2NL422 \
  | 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: 02c381252f1db4edf8157a2e2d357cd689584986470517dbecfb8b8e768c98c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c5246786ae76add3dbd9b458f39ffbb2dc69962badff148a4f6e1c71641055",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-09-08T05:26:20Z",
    "title_canon_sha256": "0a7833419cfe023f87cd665a14481c08ac9af39a1fb6b62da99c078a182664db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02279",
    "kind": "arxiv",
    "version": 2
  }
}