Pith Number

pith:EASCH7IL

pith:1999:EASCH7IL75H2JYDUPJOOUUZ2FI

not attested not anchored not stored refs pending

Stellar variability in low-extinction regions towards the Galactic Bulge

G.A. Medina Tanco, J.E. Horvath, P. Benevides-Soares (Instituto Astronomico e Geof\'isico, R. Teixeira, T.P. Dominici, Universidade de S\~ao Paulo)

arxiv:astro-ph/9908034 v1 · 1999-08-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EASCH7IL75H2JYDUPJOOUUZ2FI}

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	2026-05-18T01:09:21.339139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

202423fd0bff4fa4e0747a5cea533a2a20a852a9ff7f04888046125ba0addac0

Aliases

arxiv: astro-ph/9908034 · arxiv_version: astro-ph/9908034v1 · doi: 10.48550/arxiv.astro-ph/9908034 · pith_short_12: EASCH7IL75H2 · pith_short_16: EASCH7IL75H2JYDU · pith_short_8: EASCH7IL

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/EASCH7IL75H2JYDUPJOOUUZ2FI \
  | 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: 202423fd0bff4fa4e0747a5cea533a2a20a852a9ff7f04888046125ba0addac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43f29d1e32207f561ad5b0681311dafcf7149cf7447452ad18f6ac47901fbef8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-08-04T19:04:58Z",
    "title_canon_sha256": "5568413db19727c1b4a8b12cf67bb3a45f095c4cbae7593b60b17124ccd248f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9908034",
    "kind": "arxiv",
    "version": 1
  }
}