Pith Number

pith:HOBMWTAD

pith:2015:HOBMWTADPZDJFXEBXQCYBUKNHC

not attested not anchored not stored refs pending

Spectral analysis of the XMM-Newton data of GX 339-4 in the low/hard state: disc truncation and reflection

Andrzej A. Zdziarski, Rupal Basak

arxiv:1512.01833 v2 · 2015-12-06 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HOBMWTADPZDJFXEBXQCYBUKNHC}

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	2026-05-18T01:19:25.856015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b82cb4c037e4692dc81bc0580d14d38af2a0d6d7f39780f823223cac16a5798

Aliases

arxiv: 1512.01833 · arxiv_version: 1512.01833v2 · doi: 10.48550/arxiv.1512.01833 · pith_short_12: HOBMWTADPZDJ · pith_short_16: HOBMWTADPZDJFXEB · pith_short_8: HOBMWTAD

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/HOBMWTADPZDJFXEBXQCYBUKNHC \
  | 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: 3b82cb4c037e4692dc81bc0580d14d38af2a0d6d7f39780f823223cac16a5798

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "819053e1d1653a56e0365c9248c885916c7aeae99f95f701d56472fa241f9dc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-12-06T20:58:08Z",
    "title_canon_sha256": "05239ce00b6c7398fa36f05ba923e5c851614b6d97764050a8e99d116643513f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01833",
    "kind": "arxiv",
    "version": 2
  }
}