Pith Number

pith:XG7J5JID

pith:2011:XG7J5JIDX7XMR7POJN43L3EHAY

not attested not anchored not stored refs pending

A Suborbital Payload for Soft X-ray Spectroscopy of Extended Sources

Phillip H. H. Oakley, Randall L. McEntaffer, Webster Cash

arxiv:1104.3586 v1 · 2011-04-18 · astro-ph.IM · 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{XG7J5JIDX7XMR7POJN43L3EHAY}

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	2026-05-18T02:02:23.281900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9be9ea503bfeec8fdee4b79b5ec87063f7b07c1d2c858604bfb9ef098fbf96c

Aliases

arxiv: 1104.3586 · arxiv_version: 1104.3586v1 · doi: 10.48550/arxiv.1104.3586 · pith_short_12: XG7J5JIDX7XM · pith_short_16: XG7J5JIDX7XMR7PO · pith_short_8: XG7J5JID

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/XG7J5JIDX7XMR7POJN43L3EHAY \
  | 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: b9be9ea503bfeec8fdee4b79b5ec87063f7b07c1d2c858604bfb9ef098fbf96c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad5d42eb60cd6b325c5b7c5c1c833ca9c87a3f3ffde09baabc62d339d4f8da7",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-04-18T20:40:04Z",
    "title_canon_sha256": "307964d0fb912d225d4a40af5e812936ff2a113197c2b56ad934ce45587b9d52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3586",
    "kind": "arxiv",
    "version": 1
  }
}