Pith Number

pith:4QWRTTW2

pith:2013:4QWRTTW2UOT7XAAH4PVLXVQTPN

not attested not anchored not stored refs pending

High Precision Inertial Rotation Rate and Magnetic Field Estimate via Extended Kalman Filter

Bo Qi, Lijun Liu, Shuming Cheng, Zairong Xi

arxiv:1312.7208 v2 · 2013-12-27 · quant-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{4QWRTTW2UOT7XAAH4PVLXVQTPN}

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	2026-05-18T02:57:35.340666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42d19cedaa3a7fb8007e3eabbd6137b47a0c3d572caa8e7137566210f4a3c3e

Aliases

arxiv: 1312.7208 · arxiv_version: 1312.7208v2 · doi: 10.48550/arxiv.1312.7208 · pith_short_12: 4QWRTTW2UOT7 · pith_short_16: 4QWRTTW2UOT7XAAH · pith_short_8: 4QWRTTW2

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/4QWRTTW2UOT7XAAH4PVLXVQTPN \
  | 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: e42d19cedaa3a7fb8007e3eabbd6137b47a0c3d572caa8e7137566210f4a3c3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c6244b62576e86c91814f686b19c29971fa750186270421c97af7f789249138",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-27T07:48:24Z",
    "title_canon_sha256": "fb2b62775343c502124c04253d22f6515e56c96ce7e86301958b3d10579e8d91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7208",
    "kind": "arxiv",
    "version": 2
  }
}