Pith Number

pith:7VQBDQ5C

pith:2015:7VQBDQ5CKU5ASOPO75QGEVL7NU

not attested not anchored not stored refs pending

Weak Lensing Simulations for the SKA

David Bacon, Filipe Abdalla, Ian Harrison, Ian Heywood, Matt Jarvis, Michael L. Brown, Oleg Smirnov, Prina Patel, Sphesihle Makhathini

arxiv:1501.03892 v1 · 2015-01-16 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VQBDQ5CKU5ASOPO75QGEVL7NU}

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	2026-05-18T02:29:16.807074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd6011c3a2553a0939eeff6062557f6d14d591052d413c2d87e5619404bd93b7

Aliases

arxiv: 1501.03892 · arxiv_version: 1501.03892v1 · doi: 10.48550/arxiv.1501.03892 · pith_short_12: 7VQBDQ5CKU5A · pith_short_16: 7VQBDQ5CKU5ASOPO · pith_short_8: 7VQBDQ5C

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/7VQBDQ5CKU5ASOPO75QGEVL7NU \
  | 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: fd6011c3a2553a0939eeff6062557f6d14d591052d413c2d87e5619404bd93b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21da968d7915415759586cbb9caa0c36fee04151371837ecde31396fd1dc154c",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-01-16T06:52:33Z",
    "title_canon_sha256": "95db7112654a8d20c7d0dd697ad1aa37fa293a0fcef06f72d04e26b4b94cd1d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03892",
    "kind": "arxiv",
    "version": 1
  }
}