Pith Number

pith:GQ44CXEB

pith:2018:GQ44CXEBL5VWOKPLCOL2MSCSYR

not attested not anchored not stored refs pending

Temporal variations in scattering and dispersion measure in the Crab Pulsar and their effect on timing precision

A. G. Lyne, B. W. Stappers, C. A. Jordan, C. G. Bassa, J. W. McKee

arxiv:1806.10486 v1 · 2018-06-27 · 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{GQ44CXEBL5VWOKPLCOL2MSCSYR}

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	2026-05-18T00:10:36.955710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3439c15c815f6b6729eb1397a64852c4644ba1a1522239259a42950a26770ec4

Aliases

arxiv: 1806.10486 · arxiv_version: 1806.10486v1 · doi: 10.48550/arxiv.1806.10486 · pith_short_12: GQ44CXEBL5VW · pith_short_16: GQ44CXEBL5VWOKPL · pith_short_8: GQ44CXEB

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/GQ44CXEBL5VWOKPLCOL2MSCSYR \
  | 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: 3439c15c815f6b6729eb1397a64852c4644ba1a1522239259a42950a26770ec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d235fe3533eec43e7899e4a5d7fd244a7f2dd477b1bb26391433a9b4640d448",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-27T13:49:02Z",
    "title_canon_sha256": "7fc6b6a2804508cc2246927cdb79b30ec3266ff16af0c16f67235260021c4708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10486",
    "kind": "arxiv",
    "version": 1
  }
}