Pith Number

pith:QSGC3XDU

pith:2016:QSGC3XDUQLZG57YVIKVJYKCCAT

not attested not anchored not stored refs pending

Spatial curvature endgame: Reaching the limit of curvature determination

C. Danielle Leonard, Philip Bull, Rupert Allison

arxiv:1604.01410 v2 · 2016-04-05 · 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{QSGC3XDUQLZG57YVIKVJYKCCAT}

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.

Cited by

1 paper in Pith

Spatial anisotropies from long wavelength scalar and tensor modes

Receipt and verification

First computed	2026-05-18T01:11:12.235424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

848c2ddc7482f26eff1542aa9c284204df4cd03255ac12f956c16622ddcebb18

Aliases

arxiv: 1604.01410 · arxiv_version: 1604.01410v2 · doi: 10.48550/arxiv.1604.01410 · pith_short_12: QSGC3XDUQLZG · pith_short_16: QSGC3XDUQLZG57YV · pith_short_8: QSGC3XDU

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/QSGC3XDUQLZG57YVIKVJYKCCAT \
  | 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: 848c2ddc7482f26eff1542aa9c284204df4cd03255ac12f956c16622ddcebb18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61966f4fea8d3cfa1d6a0db5db72ed97414b754079771b4785df703e08ba73d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-04-05T20:01:46Z",
    "title_canon_sha256": "ec0b8221f469220c9eff038501f3270ff5de9e57e3b1a4bcd5f5c629d989fc85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01410",
    "kind": "arxiv",
    "version": 2
  }
}