Pith Number

pith:TIOBUTCX

pith:2016:TIOBUTCXAUTG2N4ZB3BZVFKRVL

not attested not anchored not stored refs pending

An extensive catalogue of early-type galaxies in the nearby Universe

J. Dabringhausen, M. Fellhauer

arxiv:1605.06705 v2 · 2016-05-21 · 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{TIOBUTCXAUTG2N4ZB3BZVFKRVL}

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	2026-05-18T01:10:29.500053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a1c1a4c5705266d37990ec39a9551aae4b21fb00abf0b384fa1f7fa4a5f9148

Aliases

arxiv: 1605.06705 · arxiv_version: 1605.06705v2 · doi: 10.48550/arxiv.1605.06705 · pith_short_12: TIOBUTCXAUTG · pith_short_16: TIOBUTCXAUTG2N4Z · pith_short_8: TIOBUTCX

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/TIOBUTCXAUTG2N4ZB3BZVFKRVL \
  | 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: 9a1c1a4c5705266d37990ec39a9551aae4b21fb00abf0b384fa1f7fa4a5f9148

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3aa626d5a74221723a300cd246f8fba0263ebb3f9a38a0e9c6d4b0189fec5be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-21T21:54:05Z",
    "title_canon_sha256": "45587a322e5c185c2a60f4b2a3cea84b009f35d6aecd3bb043b476ac37ab074f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06705",
    "kind": "arxiv",
    "version": 2
  }
}