Pith Number

pith:ZXRTJARH

pith:2012:ZXRTJARHG5ISYQ6DPOUXRL25GM

not attested not anchored not stored refs pending

The environment of AGNs and the activity degree of their surrounding galaxies

A. Reichstein, M. Zetzl, W. Kollatschny

arxiv:1210.6854 v2 · 2012-10-25 · 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{ZXRTJARHG5ISYQ6DPOUXRL25GM}

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	2026-05-18T03:41:58.230613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cde334822737512c43c37ba978af5d330087ada975d5f403327444c4023cc7b4

Aliases

arxiv: 1210.6854 · arxiv_version: 1210.6854v2 · doi: 10.48550/arxiv.1210.6854 · pith_short_12: ZXRTJARHG5IS · pith_short_16: ZXRTJARHG5ISYQ6D · pith_short_8: ZXRTJARH

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/ZXRTJARHG5ISYQ6DPOUXRL25GM \
  | 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: cde334822737512c43c37ba978af5d330087ada975d5f403327444c4023cc7b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dac63ae20c35c455f929a8a3209eae2c419e47acd41d49defd621be8d23a981b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-25T14:31:44Z",
    "title_canon_sha256": "dc60bcf96ea46a8c258c1c3c7c5a28a76cbd22bb405bec4e30c3f15a63228b1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6854",
    "kind": "arxiv",
    "version": 2
  }
}