Pith Number

pith:IMRTA5OB

pith:2016:IMRTA5OBVTNXLU6LS4N24FSKOD

not attested not anchored not stored refs pending

Long period variable stars in NGC 147 and NGC 185. I. Their star formation histories

Atefeh Javadi, Elham Saremi, Habib Khosroshahi, Jacco Th. van Loon, Roya H. Golshan

arxiv:1612.02588 v1 · 2016-12-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IMRTA5OBVTNXLU6LS4N24FSKOD}

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	2026-05-18T00:49:10.866957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43233075c1acdb75d3cb971bae164a70c095fa8ba2436e59ef86fb59c51ade8a

Aliases

arxiv: 1612.02588 · arxiv_version: 1612.02588v1 · doi: 10.48550/arxiv.1612.02588 · pith_short_12: IMRTA5OBVTNX · pith_short_16: IMRTA5OBVTNXLU6L · pith_short_8: IMRTA5OB

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/IMRTA5OBVTNXLU6LS4N24FSKOD \
  | 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: 43233075c1acdb75d3cb971bae164a70c095fa8ba2436e59ef86fb59c51ade8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3627c4b48ebf50e69044e3dbbb60ec0a734d5de05de8dd8d8052f4e160192c8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-12-08T10:35:23Z",
    "title_canon_sha256": "23c964566f20db7dab6f1ed39d1b488ce6a1228c9762fe282d73e9367b0cb659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02588",
    "kind": "arxiv",
    "version": 1
  }
}