Pith Number

pith:M5BL5GXL

pith:2014:M5BL5GXL5YISCKZJKLR4AVRLOY

not attested not anchored not stored refs pending

The Size of Software Projects Developed by Mexican Companies

Carlos Fernandez-y-Fernandez, David Martinez, Everth Rocha, Jorge Aguilar, Jose Figueroa, Moises Sanchez

arxiv:1408.1068 v1 · 2014-08-05 · 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{M5BL5GXL5YISCKZJKLR4AVRLOY}

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	2026-05-18T02:45:49.090347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6742be9aebee11212b2952e3c0562b762ddc01a6a5d2211a25dbe20d86c9f83f

Aliases

arxiv: 1408.1068 · arxiv_version: 1408.1068v1 · doi: 10.48550/arxiv.1408.1068 · pith_short_12: M5BL5GXL5YIS · pith_short_16: M5BL5GXL5YISCKZJ · pith_short_8: M5BL5GXL

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/M5BL5GXL5YISCKZJKLR4AVRLOY \
  | 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: 6742be9aebee11212b2952e3c0562b762ddc01a6a5d2211a25dbe20d86c9f83f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "571f4ee4a38e4568a65ce542010d8b462500bc58d6bbcb8db76794618faa94fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-08-05T18:53:59Z",
    "title_canon_sha256": "4ff733e0f05439d2d99a58aca2b593438c2c2dc25bd4c4a8927a7bd590b53a2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1068",
    "kind": "arxiv",
    "version": 1
  }
}