Pith Number

pith:6DMFSHST

pith:2021:6DMFSHST6CFFDP54QIH5MQJX3L

not attested not anchored not stored refs pending

PyAutoLens: Open-Source Strong Gravitational Lensing

Amy Etherington, Andrea Enia, Andrew Robertson, Aristeidis Amvrosiadis, Ashley Kelly, Carlos S. Frenk, David R. Harvey, James. W. Nightingale, Jonathan Frawley, Mattia Negrello, Nan Li, Qiuhan He, Ran Li, Richard G. Hayes, Richard J. Massey, Shaun Cole, Xiaoyue Cao

arxiv:2106.01384 v1 · 2021-06-02 · astro-ph.IM · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6DMFSHST6CFFDP54QIH5MQJX3L}

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	2026-07-05T02:45:50.892848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0d8591e53f08a51bfbc820fd64137dacebf32337760e70f2ceb9c84dba9e455

Aliases

arxiv: 2106.01384 · arxiv_version: 2106.01384v1 · doi: 10.48550/arxiv.2106.01384 · pith_short_12: 6DMFSHST6CFF · pith_short_16: 6DMFSHST6CFFDP54 · pith_short_8: 6DMFSHST

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/6DMFSHST6CFFDP54QIH5MQJX3L \
  | 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: f0d8591e53f08a51bfbc820fd64137dacebf32337760e70f2ceb9c84dba9e455

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ef90cd57456d4de33583686a95f4375a408c35c4be45ef0eae050a704c0d532",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-06-02T18:00:06Z",
    "title_canon_sha256": "d9ff2e363183cdbb6baf5002895805ee016a79d95792aeda01c2fc85adc42666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.01384",
    "kind": "arxiv",
    "version": 1
  }
}