Pith Number

pith:OM4VA5L3

pith:2012:OM4VA5L3DNBCQQ3TQAVRULCDKG

not attested not anchored not stored refs pending

Kinematics of the Compact Symmetric Object OQ 208 revisited

Carlo Stanghellini, Fang Wu, Hai-Guang Xu, Jingying Wang, Sandor Frey, Tao An, Willem A. Baan, Xiang Liu, Xiao-Yu Hong

arxiv:1211.4287 v2 · 2012-11-19 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OM4VA5L3DNBCQQ3TQAVRULCDKG}

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	2026-05-18T01:53:03.154605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

733950757b1b42284373802b1a2c43518c95d2d698f92eaa2c60d9b9ddef2350

Aliases

arxiv: 1211.4287 · arxiv_version: 1211.4287v2 · doi: 10.48550/arxiv.1211.4287 · pith_short_12: OM4VA5L3DNBC · pith_short_16: OM4VA5L3DNBCQQ3T · pith_short_8: OM4VA5L3

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/OM4VA5L3DNBCQQ3TQAVRULCDKG \
  | 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: 733950757b1b42284373802b1a2c43518c95d2d698f92eaa2c60d9b9ddef2350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7d0c416d34b2dbb0671b8eeb99e1b836449e56e36691bc1b5356e63e1db60f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-19T02:39:36Z",
    "title_canon_sha256": "8c58d9fdeace7dbbdaadbd7d8d8174800e1b1628141a4552bbc8fe1c78188e9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4287",
    "kind": "arxiv",
    "version": 2
  }
}