Pith Number

pith:YTEAPPB4

pith:2015:YTEAPPB4HE64XCASE76SFA25KV

not attested not anchored not stored refs pending

OGLE Atlas of Classical Novae. II. Magellanic Clouds

A. Udalski, G. Pietrzynski, I. Soszynski, J. Skowron, K. Ulaczyk, L. Wyrzykowski, M. K. Szymanski, P. Mroz, P. Pietrukowicz, R. Poleski, S. Kozlowski

arxiv:1511.06355 v2 · 2015-11-19 · 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{YTEAPPB4HE64XCASE76SFA25KV}

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	2026-05-18T01:22:46.234262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c807bc3c393dcb881227fd22835d5576db451404acb8fefa6b00888dd444d3

Aliases

arxiv: 1511.06355 · arxiv_version: 1511.06355v2 · doi: 10.48550/arxiv.1511.06355 · pith_short_12: YTEAPPB4HE64 · pith_short_16: YTEAPPB4HE64XCAS · pith_short_8: YTEAPPB4

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/YTEAPPB4HE64XCASE76SFA25KV \
  | 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: c4c807bc3c393dcb881227fd22835d5576db451404acb8fefa6b00888dd444d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18eab75b1ce0f50fe7aaaf04207770adbb47f4dcc47a5964aa4a160db9daa412",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-11-19T20:50:05Z",
    "title_canon_sha256": "869147035c24b924b64db0eece026bb89d6baa1a59388ef8235b03c281605d07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06355",
    "kind": "arxiv",
    "version": 2
  }
}