Pith Number

pith:VUXNSRK5

pith:2018:VUXNSRK5ULQXS3CSLMXQTAYT5L

not attested not anchored not stored refs pending

The Evolution of Stack Overflow Posts: Reconstruction and Analysis

Christoph Treude, Lorik Dumani, Sebastian Baltes, Stephan Diehl

arxiv:1811.00804 v1 · 2018-11-02 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUXNSRK5ULQXS3CSLMXQTAYT5L}

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	2026-05-18T00:01:42.076641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad2ed9455da2e1796c525b2f098313eafce4ae481b840ea41fddddb8a423afeb

Aliases

arxiv: 1811.00804 · arxiv_version: 1811.00804v1 · doi: 10.48550/arxiv.1811.00804 · pith_short_12: VUXNSRK5ULQX · pith_short_16: VUXNSRK5ULQXS3CS · pith_short_8: VUXNSRK5

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/VUXNSRK5ULQXS3CSLMXQTAYT5L \
  | 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: ad2ed9455da2e1796c525b2f098313eafce4ae481b840ea41fddddb8a423afeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18c79113880b7796bc482cdc3f60f5e8563e269a2946ad47d452110cc4fdc8e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-11-02T10:16:58Z",
    "title_canon_sha256": "31f5772dce9d722a1b559477478c5dc9bbcce9f2c60a94636850a17aca59bd9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00804",
    "kind": "arxiv",
    "version": 1
  }
}