Pith Number

pith:7GUN35NB

pith:2018:7GUN35NB4PDFMRIPIAG3T3DF5D

not attested not anchored not stored refs pending

X-ray time lags in PG 1211+143

Andrew Lobban, James Reeves, Ken Pounds, Simon Vaughan

arxiv:1801.03858 v1 · 2018-01-11 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GUN35NB4PDFMRIPIAG3T3DF5D}

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	2026-05-18T00:24:47.030373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9a8ddf5a1e3c656450f400db9ec65e8ea6ffda67ecef005f79bac12329209d0

Aliases

arxiv: 1801.03858 · arxiv_version: 1801.03858v1 · doi: 10.48550/arxiv.1801.03858 · pith_short_12: 7GUN35NB4PDF · pith_short_16: 7GUN35NB4PDFMRIP · pith_short_8: 7GUN35NB

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/7GUN35NB4PDFMRIPIAG3T3DF5D \
  | 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: f9a8ddf5a1e3c656450f400db9ec65e8ea6ffda67ecef005f79bac12329209d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47a5b62cf1c9d8bfaa226accd29109e516cdc17e5bf4cffc1c9fa8f3ff28aecf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-01-11T16:39:19Z",
    "title_canon_sha256": "f3a95b344678abeb1b6a39ff675c4c882b9441b438ca6c1bc46513dce0cd23f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03858",
    "kind": "arxiv",
    "version": 1
  }
}