Pith Number

pith:3NQNRLJA

pith:2015:3NQNRLJANEYA4SHF22UTHBR2NP

not attested not anchored not stored refs pending

Spitzer IRAC Photometry for Time Series in Crowded Fields

A. Gould, A. Udalski, B. S. Gaudi, B. Wibking, C. Beichman, C. B. Henderson, G. Bryden, G. Pietrzy\'nski, I. Soszy\'nski, J. C. Yee, J. Skowron, K. Ulaczyk, {\L}. Wyrzykowski, M. Fausnaugh, M. K. Szyma\'nski, M. Pawlak, P. Mr\'oz, P. Pietrukowicz, R. Poleski, R. W. Pogge, S. Calchi Novati, S. Carey, S. Koz{\l}owski, W. Zhu, Y. Shvartzvald

arxiv:1509.00037 v2 · 2015-08-31 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3NQNRLJANEYA4SHF22UTHBR2NP}

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	2026-05-18T01:26:25.014592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db60d8ad2069300e48e5d6a933863a6bd5795ca376df1e91053da6a4a08631d7

Aliases

arxiv: 1509.00037 · arxiv_version: 1509.00037v2 · doi: 10.48550/arxiv.1509.00037 · pith_short_12: 3NQNRLJANEYA · pith_short_16: 3NQNRLJANEYA4SHF · pith_short_8: 3NQNRLJA

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/3NQNRLJANEYA4SHF22UTHBR2NP \
  | 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: db60d8ad2069300e48e5d6a933863a6bd5795ca376df1e91053da6a4a08631d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e3e70b2d9ab30f51046dc2e59e2ac2d4906cfcc77a0895a1528b99d500910dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-08-31T20:22:59Z",
    "title_canon_sha256": "81c1e44ca33095cd9f9ca8d2c9ead4c6b9e9b8d351e2200488dd61edb0dc599c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00037",
    "kind": "arxiv",
    "version": 2
  }
}