Pith Number

pith:N2HIHWKJ

pith:2011:N2HIHWKJTDED2N4JWLS25H2D5H

not attested not anchored not stored refs pending

Broadband polarization retarder

A. A. Rangelov

arxiv:1104.4963 v1 · 2011-04-26 · 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{N2HIHWKJTDED2N4JWLS25H2D5H}

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	2026-05-18T04:07:32.336164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8e83d94998c83d3789b2e5ae9f43e9f40b7a80382e245cc81a1d6633321c3a

Aliases

arxiv: 1104.4963 · arxiv_version: 1104.4963v1 · doi: 10.48550/arxiv.1104.4963 · pith_short_12: N2HIHWKJTDED · pith_short_16: N2HIHWKJTDED2N4J · pith_short_8: N2HIHWKJ

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/N2HIHWKJTDED2N4JWLS25H2D5H \
  | 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: 6e8e83d94998c83d3789b2e5ae9f43e9f40b7a80382e245cc81a1d6633321c3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e7cd7f7550fced6901079ff52e000c34ad84a3aa0650387f2dfcbfa144e2150",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-04-26T16:36:59Z",
    "title_canon_sha256": "accc80d977a0b7e62e884c28f93f41e788bfd3d16108b3ce29a7cb6067d2662e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4963",
    "kind": "arxiv",
    "version": 1
  }
}