Pith Number

pith:ACP27K3N

pith:2015:ACP27K3N2SJ6MJCS2AQ5IHWPDW

not attested not anchored not stored refs pending

Dark and visible matter distribution in Coma cluster: theory vs observations

Alexander Zhuk, Maxim Eingorn, Ruslan Brilenkov

arxiv:1507.07234 v2 · 2015-07-26 · astro-ph.CO · astro-ph.GA · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ACP27K3N2SJ6MJCS2AQ5IHWPDW}

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	2026-05-18T00:28:27.477199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

009fafab6dd493e62452d021d41ecf1d9bca61e90ab72a46661105e6b9ba6cc0

Aliases

arxiv: 1507.07234 · arxiv_version: 1507.07234v2 · doi: 10.48550/arxiv.1507.07234 · pith_short_12: ACP27K3N2SJ6 · pith_short_16: ACP27K3N2SJ6MJCS · pith_short_8: ACP27K3N

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/ACP27K3N2SJ6MJCS2AQ5IHWPDW \
  | 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: 009fafab6dd493e62452d021d41ecf1d9bca61e90ab72a46661105e6b9ba6cc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0551608039cb1aabd69ada61d6a6013b4dbf89f7905f7018c14373b5e23c7936",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-07-26T18:54:11Z",
    "title_canon_sha256": "a373f791d700b9679536a031b0e3b38049e3b78e304072b95c647f7cf1ffea97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07234",
    "kind": "arxiv",
    "version": 2
  }
}