Pith Number

pith:RKCGZC6D

pith:2008:RKCGZC6DTVCUUXKVMXEHNXAPGK

not attested not anchored not stored refs pending

Super-Orbital Variability in Hard X-rays

D. Barret, G. K. Skinner, S. A. Farrell

arxiv:0810.5311 v1 · 2008-10-29 · 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{RKCGZC6DTVCUUXKVMXEHNXAPGK}

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	2026-05-18T02:35:14.115696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a846c8bc39d454a5d5565c876dc0f32a56a74189458d8d95de78aca636574c8

Aliases

arxiv: 0810.5311 · arxiv_version: 0810.5311v1 · doi: 10.48550/arxiv.0810.5311 · pith_short_12: RKCGZC6DTVCU · pith_short_16: RKCGZC6DTVCUUXKV · pith_short_8: RKCGZC6D

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/RKCGZC6DTVCUUXKVMXEHNXAPGK \
  | 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: 8a846c8bc39d454a5d5565c876dc0f32a56a74189458d8d95de78aca636574c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e57c53cdae367a9b4155e39f31c4a3dc7808a988504749c5914888eac8deb4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-29T16:26:37Z",
    "title_canon_sha256": "fd0f34160a391ff9f821f8dacdd427b7306374036027c97c531bd5c9275cb5e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5311",
    "kind": "arxiv",
    "version": 1
  }
}