Pith Number

pith:KH37U2S7

pith:2017:KH37U2S7NR2FVXHUXDTPUE2GIZ

not attested not anchored not stored refs pending

Light propagation in linearly perturbed $\Lambda$LTB models

Matthias Bartelmann, Sven Meyer

arxiv:1709.05933 v1 · 2017-09-14 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KH37U2S7NR2FVXHUXDTPUE2GIZ}

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	2026-05-18T00:28:52.728450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51f7fa6a5f6c745adcf4b8e6fa1346466db000cf819bacdc2e95149a0002419b

Aliases

arxiv: 1709.05933 · arxiv_version: 1709.05933v1 · doi: 10.48550/arxiv.1709.05933 · pith_short_12: KH37U2S7NR2F · pith_short_16: KH37U2S7NR2FVXHU · pith_short_8: KH37U2S7

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/KH37U2S7NR2FVXHUXDTPUE2GIZ \
  | 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: 51f7fa6a5f6c745adcf4b8e6fa1346466db000cf819bacdc2e95149a0002419b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "479c2197283e7559b89c1f54d3b47dce811cfdb7379378fda93eed786ca5c739",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-09-14T15:24:47Z",
    "title_canon_sha256": "aac9852ce24115dea3375e211e503fb740bbafb9c4d200ed930a8463d5ff2ff4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05933",
    "kind": "arxiv",
    "version": 1
  }
}