Pith Number

pith:MTCR4ZBH

pith:2021:MTCR4ZBHWEQKFJOFREF5HC3FTX

not attested not anchored not stored refs pending

Milliarcsecond localisation of the repeating FRB 20201124A

A. Corongiu, A. Keimpema, A. Melnikov, A. Mikhailov, A. Possenti, B. Marcote, D. M. Hewitt, F. Kirsten, G. Maccaferri, G. Surcis, J. W. T. Hessels, J. Yang, J. Yuan, K. Nimmo, M. A. Kharinov, M. Burgay, M. Giroletti, M. Lindqvist, M. P. Gawro\'nski, M. Pilia, M. P. Snelders, M. Trudu, N. Wang, O. S. Ould-Boukattine, R. Blaauw, R. Feiler, R. Karuppusamy, T. Venturi, U. Bach, W. Vlemmings, Z. Paragi

arxiv:2111.01600 v1 · 2021-11-02 · 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{MTCR4ZBHWEQKFJOFREF5HC3FTX}

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	2026-07-05T04:31:26.448147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c51e6427b120a2a5c5890bd38b659def75b014a25c52b2d81ab27466aa9a7a

Aliases

arxiv: 2111.01600 · arxiv_version: 2111.01600v1 · doi: 10.48550/arxiv.2111.01600 · pith_short_12: MTCR4ZBHWEQK · pith_short_16: MTCR4ZBHWEQKFJOF · pith_short_8: MTCR4ZBH

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/MTCR4ZBHWEQKFJOFREF5HC3FTX \
  | 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: 64c51e6427b120a2a5c5890bd38b659def75b014a25c52b2d81ab27466aa9a7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7639deb94f7a89ed585a74b6c012a28c30aeed8cd692a5affd0a9cc5322b410",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-02T13:56:48Z",
    "title_canon_sha256": "bdd37e7cebbf72437742a08c6534072c0271a0220f568c70654a2e2b4c662cb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.01600",
    "kind": "arxiv",
    "version": 1
  }
}