Pith Number

pith:QT75SM4D

pith:2019:QT75SM4DN27Y2N4HLBJHU5QMXF

not attested not anchored not stored refs pending

Design, Assembly, Calibration, and Measurement of an Augmented Reality Haploscope

J. Edward Swan II, Kristen Massey, Mohammed Safayet Arefin, Nate Phillips

arxiv:1908.08532 v1 · 2019-08-21 · cs.GR · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QT75SM4DN27Y2N4HLBJHU5QMXF}

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	2026-07-05T00:09:16.438180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ffd933836ebf8d378758527a760cb974618d2a285ad241d2d08b4c3757b732

Aliases

arxiv: 1908.08532 · arxiv_version: 1908.08532v1 · doi: 10.48550/arxiv.1908.08532 · pith_short_12: QT75SM4DN27Y · pith_short_16: QT75SM4DN27Y2N4H · pith_short_8: QT75SM4D

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/QT75SM4DN27Y2N4HLBJHU5QMXF \
  | 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: 84ffd933836ebf8d378758527a760cb974618d2a285ad241d2d08b4c3757b732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f2d2c34bfbaf5023a8588a29e0acdfa1584b718580e5fe6aa49171874495dbd",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2019-08-21T23:32:57Z",
    "title_canon_sha256": "62496c8ab17ccb0671ac6c1f90025c09788d8ec95f14424a2fa20471a3c70593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08532",
    "kind": "arxiv",
    "version": 1
  }
}