Pith Number

pith:XECQYLDQ

pith:2021:XECQYLDQX7M3V3NPL4QF3SMUVQ

not attested not anchored not stored refs pending

Impact of the disk thickness on X-ray reflection spectroscopy measurements

Ashutosh Tripathi, Askar B. Abdikamalov, Cosimo Bambi, Dimitry Ayzenberg, Honghui Liu

arxiv:2102.04695 v2 · 2021-02-09 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XECQYLDQX7M3V3NPL4QF3SMUVQ}

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	2026-07-05T02:46:12.113606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9050c2c70bfd9baedaf5f205dc994ac0fa4c09e376d31abf060502ec614f522

Aliases

arxiv: 2102.04695 · arxiv_version: 2102.04695v2 · doi: 10.48550/arxiv.2102.04695 · pith_short_12: XECQYLDQX7M3 · pith_short_16: XECQYLDQX7M3V3NP · pith_short_8: XECQYLDQ

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/XECQYLDQX7M3V3NPL4QF3SMUVQ \
  | 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: b9050c2c70bfd9baedaf5f205dc994ac0fa4c09e376d31abf060502ec614f522

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cf0c6024bc3f444da9568c4e9c7fcf8f62dacd41e362e7e37e37a6c45de7a23",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-02-09T08:07:54Z",
    "title_canon_sha256": "d29575db9896a3529b5e03711c104d39a44acda8bec57bd79506bd614074aa91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04695",
    "kind": "arxiv",
    "version": 2
  }
}