Pith Number

pith:B27HWFVU

pith:2012:B27HWFVUH3DOV7V422CS7GZP23

not attested not anchored not stored refs pending

Coherent Perfect Rotation

James H. Andrews, Michael Crescimanno, Nathan J. Dawson

arxiv:1202.3886 v1 · 2012-02-17 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B27HWFVUH3DOV7V422CS7GZP23}

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	2026-05-18T01:58:24.125395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ebe7b16b43ec6eafebcd6852f9b2fd6fe86a45918dbea2a76e9e8994c4d5d41

Aliases

arxiv: 1202.3886 · arxiv_version: 1202.3886v1 · doi: 10.48550/arxiv.1202.3886 · pith_short_12: B27HWFVUH3DO · pith_short_16: B27HWFVUH3DOV7V4 · pith_short_8: B27HWFVU

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/B27HWFVUH3DOV7V422CS7GZP23 \
  | 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: 0ebe7b16b43ec6eafebcd6852f9b2fd6fe86a45918dbea2a76e9e8994c4d5d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf4f1785b48df2c9c5288303e233aef3c151ce2130934ed1bd012c849d8d946b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-02-17T11:47:46Z",
    "title_canon_sha256": "a17827782a710139bbac74347cdcf6586e916e5f1c75b412f5f08504bf4c659e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3886",
    "kind": "arxiv",
    "version": 1
  }
}