Pith Number

pith:V3Z2MFZE

pith:2009:V3Z2MFZEXOM6LFQRMI2UETZ6G7

not attested not anchored not stored refs pending

Miras around the Galactic Center

IRSF/SIRIUS team ((1) Institute of Astronomy, Noriyuki Matsunaga (1), University of Tokyo)

arxiv:0907.4019 v1 · 2009-07-23 · 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{V3Z2MFZEXOM6LFQRMI2UETZ6G7}

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	2026-05-18T02:12:54.372116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aef3a61724bb99e596116235424f3e37d1d5e0569000d4898d7218a7d3f03bea

Aliases

arxiv: 0907.4019 · arxiv_version: 0907.4019v1 · doi: 10.48550/arxiv.0907.4019 · pith_short_12: V3Z2MFZEXOM6 · pith_short_16: V3Z2MFZEXOM6LFQR · pith_short_8: V3Z2MFZE

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/V3Z2MFZEXOM6LFQRMI2UETZ6G7 \
  | 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: aef3a61724bb99e596116235424f3e37d1d5e0569000d4898d7218a7d3f03bea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7d4a8ad9abc4a810d25e137018a943bb326d385d6ed54a55939c6204eaa626c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-07-23T09:41:21Z",
    "title_canon_sha256": "4d304a78ffe9f03a5f27764bdb86197f19208e9dea6e677b7f70d9f1f274b138"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4019",
    "kind": "arxiv",
    "version": 1
  }
}