Pith Number

pith:7RFURTGW

pith:2010:7RFURTGWKMCR6QOPHMMXPHCWHF

not attested not anchored not stored refs pending

More galaxies in the Local Volume imaged in H-alpha

Igor D. Karachentsev, Serafim S. Kaisin

arxiv:1010.2053 v1 · 2010-10-11 · 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{7RFURTGWKMCR6QOPHMMXPHCWHF}

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	2026-05-18T02:05:06.789820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc4b48ccd653051f41cf3b19779c563951e2d6f112dd38e6bf60cc77b8760a47

Aliases

arxiv: 1010.2053 · arxiv_version: 1010.2053v1 · doi: 10.48550/arxiv.1010.2053 · pith_short_12: 7RFURTGWKMCR · pith_short_16: 7RFURTGWKMCR6QOP · pith_short_8: 7RFURTGW

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/7RFURTGWKMCR6QOPHMMXPHCWHF \
  | 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: fc4b48ccd653051f41cf3b19779c563951e2d6f112dd38e6bf60cc77b8760a47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d4949f0375306e925141abbaaff20ff62fa6045ae67adfa5c4300131174973e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-11T10:13:50Z",
    "title_canon_sha256": "1a1934ea6b6b513756cbc8d5090987c0fbee9b8b5a6c67182ef2a786131f32d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2053",
    "kind": "arxiv",
    "version": 1
  }
}