Pith Number

pith:NTCI7ZXH

pith:2016:NTCI7ZXHNRXFEMRPJU2EBPVXJG

not attested not anchored not stored refs pending

Machine-learning identification of galaxies in the WISExSuperCOSMOS all-sky catalogue

A. Kurcz, A. Pollo, K. Ma{\l}ek, M. Bilicki, M. Krupa, T. Krakowski

arxiv:1607.01188 v2 · 2016-07-05 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTCI7ZXHNRXFEMRPJU2EBPVXJG}

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	2026-05-18T00:56:20.170861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cc48fe6e76c6e52322f4d3440beb7498a378db27a26b3d4fcb5f68d02a4ce0e

Aliases

arxiv: 1607.01188 · arxiv_version: 1607.01188v2 · doi: 10.48550/arxiv.1607.01188 · pith_short_12: NTCI7ZXHNRXF · pith_short_16: NTCI7ZXHNRXFEMRP · pith_short_8: NTCI7ZXH

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/NTCI7ZXHNRXFEMRPJU2EBPVXJG \
  | 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: 6cc48fe6e76c6e52322f4d3440beb7498a378db27a26b3d4fcb5f68d02a4ce0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac4ecb88f8990259faf90c65b080d37036e6d35edb7cce23759bdc3f75874eff",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-05T10:56:25Z",
    "title_canon_sha256": "60e8062be39861b66978707b947a98a720b0e535e31fde5f236695db89097ba2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01188",
    "kind": "arxiv",
    "version": 2
  }
}