Pith Number

pith:NSTW5MQU

pith:2016:NSTW5MQU3R4WLHCEDGUTHH3DXY

not attested not anchored not stored refs pending

More on cold dark matter from q-theory

F.R. Klinkhamer, G.E. Volovik

arxiv:1612.04235 v3 · 2016-12-12 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSTW5MQU3R4WLHCEDGUTHH3DXY}

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	2026-05-18T00:01:00.921265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ca76eb214dc79659c4419a9339f63be3bd0a77892dd541eca879b6ce02c630d

Aliases

arxiv: 1612.04235 · arxiv_version: 1612.04235v3 · doi: 10.48550/arxiv.1612.04235 · pith_short_12: NSTW5MQU3R4W · pith_short_16: NSTW5MQU3R4WLHCE · pith_short_8: NSTW5MQU

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/NSTW5MQU3R4WLHCEDGUTHH3DXY \
  | 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: 6ca76eb214dc79659c4419a9339f63be3bd0a77892dd541eca879b6ce02c630d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0caa8548420f27ba13e4046a4dcec3bed7046f5ad3386e6ca422d2b917012b4b",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-12-12T15:46:57Z",
    "title_canon_sha256": "a8dbcd6db7d3328a5917a233477a077d9d6b90711c46e3c47ca93b74931915da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04235",
    "kind": "arxiv",
    "version": 3
  }
}