Pith Number

pith:4K7PXLER

pith:2014:4K7PXLERM7FNQGPXCDZGK2HD63

not attested not anchored not stored refs pending

Combining Spectroscopic and Photometric Surveys: Same or different sky?

Enrique Gaztanaga, Martin Eriksen

arxiv:1412.8429 v2 · 2014-12-29 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4K7PXLERM7FNQGPXCDZGK2HD63}

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	2026-05-18T01:20:20.972789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2befbac9167cad819f710f26568e3f6cac6040ccdda41e42040c784668b3c1d

Aliases

arxiv: 1412.8429 · arxiv_version: 1412.8429v2 · doi: 10.48550/arxiv.1412.8429 · pith_short_12: 4K7PXLERM7FN · pith_short_16: 4K7PXLERM7FNQGPX · pith_short_8: 4K7PXLER

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/4K7PXLERM7FNQGPXCDZGK2HD63 \
  | 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: e2befbac9167cad819f710f26568e3f6cac6040ccdda41e42040c784668b3c1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b13cce3324aeee5346e424eeb89f7e9cdaecdf191dcfe278a9f10d6b8c6d766d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-12-29T19:17:35Z",
    "title_canon_sha256": "beb726a2c594b31c1f58f7bdb637db0d7df3ca1518b7262eedb8ead21450114d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.8429",
    "kind": "arxiv",
    "version": 2
  }
}