Pith Number

pith:RZNQVV2N

pith:2017:RZNQVV2NVAO5FDHDPUDEOFPZIF

not attested not anchored not stored refs pending

Named Entity Evolution Recognition on the Blogosphere

Helge Holzmann, Nina Tahmasebi, Thomas Risse

arxiv:1702.01187 v1 · 2017-02-03 · cs.CL · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZNQVV2NVAO5FDHDPUDEOFPZIF}

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	2026-05-18T00:51:24.254874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e5b0ad74da81dd28ce37d064715f94162cb4f3cc2a74014e9dd99a3f10d8f54

Aliases

arxiv: 1702.01187 · arxiv_version: 1702.01187v1 · doi: 10.48550/arxiv.1702.01187 · pith_short_12: RZNQVV2NVAO5 · pith_short_16: RZNQVV2NVAO5FDHD · pith_short_8: RZNQVV2N

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/RZNQVV2NVAO5FDHDPUDEOFPZIF \
  | 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: 8e5b0ad74da81dd28ce37d064715f94162cb4f3cc2a74014e9dd99a3f10d8f54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22abf345a6681bd71e91d685b0ce7fe104b6c3cf031a81da0aa6bf777712d79d",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-02-03T22:07:57Z",
    "title_canon_sha256": "6d49d8452fe0fdff688088de3ced9066aa68d0e54a7bea0bcdbe73caf5fcbbd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01187",
    "kind": "arxiv",
    "version": 1
  }
}