Pith Number

pith:2HC6W4L3

pith:2010:2HC6W4L3C3R2VWJNYNLPMYNT3D

not attested not anchored not stored refs pending

Galaxy morphology, luminosity and, environment in the SDSS DR7

A. Tamm, E. Saar, E. Tempel, J. Einasto, L. J. Liivam\"agi, M. Einasto, V. M\"uller

arxiv:1012.1470 v2 · 2010-12-07 · 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{2HC6W4L3C3R2VWJNYNLPMYNT3D}

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	2026-05-18T02:23:14.693769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1c5eb717b16e3aad92dc356f661b3d8ee2395645a2ca573d924dfdc5ed902b2

Aliases

arxiv: 1012.1470 · arxiv_version: 1012.1470v2 · doi: 10.48550/arxiv.1012.1470 · pith_short_12: 2HC6W4L3C3R2 · pith_short_16: 2HC6W4L3C3R2VWJN · pith_short_8: 2HC6W4L3

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/2HC6W4L3C3R2VWJNYNLPMYNT3D \
  | 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: d1c5eb717b16e3aad92dc356f661b3d8ee2395645a2ca573d924dfdc5ed902b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fef69a2b2922f25f9ef6749b3ff22f5fe53a3529657bf29b09c1fc92fcaddb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-07T11:20:41Z",
    "title_canon_sha256": "6d285a750363003b26b746d823fbe5717a692a07b138ac3cbbeeb8bc2c1648c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1470",
    "kind": "arxiv",
    "version": 2
  }
}