Pith Number

pith:2RG42MAF

pith:2018:2RG42MAFXCGSLQ7XLOBQGPEZN3

not attested not anchored not stored refs pending

An educational website on interferometry

K. Muralidhar, P.K. Panigrahi, Richa Dubey, Veena Singh

arxiv:1803.00548 v1 · 2018-03-01 · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RG42MAFXCGSLQ7XLOBQGPEZN3}

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	2026-05-18T00:22:11.485267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d44dcd3005b88d25c3f75b83033c996edb06c15a9d11eaac8aeb0542554af143

Aliases

arxiv: 1803.00548 · arxiv_version: 1803.00548v1 · doi: 10.48550/arxiv.1803.00548 · pith_short_12: 2RG42MAFXCGS · pith_short_16: 2RG42MAFXCGSLQ7X · pith_short_8: 2RG42MAF

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/2RG42MAFXCGSLQ7XLOBQGPEZN3 \
  | 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: d44dcd3005b88d25c3f75b83033c996edb06c15a9d11eaac8aeb0542554af143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f483f74ea9f447b06ff4770227ad7bb6ca4ec3fb5d47b20a99da78f68c0beffc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2018-03-01T18:34:32Z",
    "title_canon_sha256": "4fcdc3539bef3c9c6d6fb4a6a5db7ca118a23f82194114b51804e80757671ec0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00548",
    "kind": "arxiv",
    "version": 1
  }
}