Pith Number

pith:VC3EZ7MA

pith:2017:VC3EZ7MA7QDB7XKIKNT7PNMP64

not attested not anchored not stored refs pending

Spitzer Observations of the North Ecliptic Pole

A. Cooray, A. Lanz, C. Pearson, D. H. Lee, D. L. Clements, H. Matsuhara, H. M. Lee, H. Nayyeri, J. Bock, J. Smidt, K. Tsumura, M. G. Kim, M. Im, M. Malkan, M. Zemcov, N. Ghotbi, P. Korngut, S. Matsuura, S. Serjeant, T. Matsumoto, T. Wada, U. W. Nam

arxiv:1712.01290 v1 · 2017-12-04 · 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{VC3EZ7MA7QDB7XKIKNT7PNMP64}

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	2026-05-18T00:22:57.424383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8b64cfd80fc061fdd485367f7b58ff7391d3701f8c954dca036c9dffd5aefe5

Aliases

arxiv: 1712.01290 · arxiv_version: 1712.01290v1 · doi: 10.48550/arxiv.1712.01290 · pith_short_12: VC3EZ7MA7QDB · pith_short_16: VC3EZ7MA7QDB7XKI · pith_short_8: VC3EZ7MA

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/VC3EZ7MA7QDB7XKIKNT7PNMP64 \
  | 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: a8b64cfd80fc061fdd485367f7b58ff7391d3701f8c954dca036c9dffd5aefe5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6600bd853b11cc7ac2835028505d2fc09e7674e595e717a9a2bfada560fc00ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-04T19:00:02Z",
    "title_canon_sha256": "e9db76719cfd99c08051534dda5bff13757e75da7342b6b676cd19e59fef3ffa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01290",
    "kind": "arxiv",
    "version": 1
  }
}