Pith Number

pith:SERJUTM7

pith:2019:SERJUTM7WL35XEAIMAYRH2WQOP

not attested not anchored not stored refs pending

NETR-Tree: An Eifficient Framework for Social-Based Time-Aware Spatial Keyword Query

Guihai Chen, Xiaofeng Gao, Xiuqi Huang, Yuanning Gao

arxiv:1908.09520 v2 · 2019-08-26 · cs.SI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SERJUTM7WL35XEAIMAYRH2WQOP}

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	2026-07-05T03:57:59.424138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91229a4d9fb2f7db9008603113ead073c7b31473e899509f3842962dac350fbb

Aliases

arxiv: 1908.09520 · arxiv_version: 1908.09520v2 · doi: 10.48550/arxiv.1908.09520 · pith_short_12: SERJUTM7WL35 · pith_short_16: SERJUTM7WL35XEAI · pith_short_8: SERJUTM7

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/SERJUTM7WL35XEAIMAYRH2WQOP \
  | 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: 91229a4d9fb2f7db9008603113ead073c7b31473e899509f3842962dac350fbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b13b2efe6e62059a2fc68d884da81dde79936e4e073e2617414685ccbef274e",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-08-26T08:26:16Z",
    "title_canon_sha256": "b03a29bfa153ee1c63beef4a757851cd42a54aa483d0ef2d69cdaee3c0c6a0b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09520",
    "kind": "arxiv",
    "version": 2
  }
}