Pith Number

pith:T4E67DCF

pith:2017:T4E67DCF44KHQQZNU2SDNVWX6I

not attested not anchored not stored refs pending

XamForumDB: a dataset for studying Q&A about cross-platform mobile applications development

Matias Martinez, Sylvain Lecomte

arxiv:1703.03631 v1 · 2017-03-10 · 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{T4E67DCF44KHQQZNU2SDNVWX6I}

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	2026-05-18T00:48:58.474810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f09ef8c45e71478432da6a436d6d7f21e3d5996fdec41bd4d2bc4afd96ab04c

Aliases

arxiv: 1703.03631 · arxiv_version: 1703.03631v1 · doi: 10.48550/arxiv.1703.03631 · pith_short_12: T4E67DCF44KH · pith_short_16: T4E67DCF44KHQQZN · pith_short_8: T4E67DCF

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/T4E67DCF44KHQQZNU2SDNVWX6I \
  | 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: 9f09ef8c45e71478432da6a436d6d7f21e3d5996fdec41bd4d2bc4afd96ab04c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f8e5002de70af4186f586fe575531f3bb66aa7bbee9ae514e773c6ba05f4e96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-03-10T11:26:56Z",
    "title_canon_sha256": "6ebabe49373f30b3b77e74dda724eb631c30f212be2672dbe7559c35b5a6ade7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03631",
    "kind": "arxiv",
    "version": 1
  }
}