Pith Number

pith:DIE4AKX2

pith:2008:DIE4AKX2P3UMN6KLGFD45JBNZX

not attested not anchored not stored refs pending

A High Precision, Optical Polarimeter to Measure Inclinations of High Mass X-Ray Binaries

Keith Matthews (Caltech), Sloane J. Wiktorowicz (Caltech/UC Berkeley)

arxiv:0810.5561 v1 · 2008-10-30 · astro-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{DIE4AKX2P3UMN6KLGFD45JBNZX}

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.

Cited by

1 paper in Pith

Optical polarimetry: Methods, Instruments and Calibration Techniques

Receipt and verification

First computed	2026-07-04T17:13:24.048814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a09c02afa7ee8c6f94b3147cea42dcdff784bee72cb0c805bb473285cb3ee0f

Aliases

arxiv: 0810.5561 · arxiv_version: 0810.5561v1 · doi: 10.48550/arxiv.0810.5561 · pith_short_12: DIE4AKX2P3UM · pith_short_16: DIE4AKX2P3UMN6KL · pith_short_8: DIE4AKX2

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/DIE4AKX2P3UMN6KLGFD45JBNZX \
  | 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: 1a09c02afa7ee8c6f94b3147cea42dcdff784bee72cb0c805bb473285cb3ee0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cde79546205e9e55825ff82943b4a5919705fcde2e3bf9e5f03bc049beae785",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-30T20:03:51Z",
    "title_canon_sha256": "2574950832c6046517bb874bc6c75ada9d4f7bf0908b91c6b3227a0f7c982c60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5561",
    "kind": "arxiv",
    "version": 1
  }
}