Pith Number

pith:2TNSP6QV

pith:2015:2TNSP6QVZSGLWG2CQRVM5I3RKS

not attested not anchored not stored refs pending

Suzaku observations of subhalos in the Coma cluster

Kosuke Sato, Kyoko Matsushita, Nobuhiro Okabe, Toru Sasaki

arxiv:1504.03044 v1 · 2015-04-13 · astro-ph.CO

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

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	2026-05-18T02:18:59.338236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4db27fa15cc8cbb1b42846acea37154ad507f3a82e50baa3f210a269069071d

Aliases

arxiv: 1504.03044 · arxiv_version: 1504.03044v1 · doi: 10.48550/arxiv.1504.03044 · pith_short_12: 2TNSP6QVZSGL · pith_short_16: 2TNSP6QVZSGLWG2C · pith_short_8: 2TNSP6QV

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/2TNSP6QVZSGLWG2CQRVM5I3RKS \
  | 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: d4db27fa15cc8cbb1b42846acea37154ad507f3a82e50baa3f210a269069071d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a371bddad6897be7cda98239470ea8066608284f060545910959939be9d02a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-04-13T01:47:36Z",
    "title_canon_sha256": "50e6f2123b80666b17d96125fecd161ff15358cf23ae3aab9bcebd2f3af91121"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03044",
    "kind": "arxiv",
    "version": 1
  }
}