Pith Number

pith:T22RTX7I

pith:2013:T22RTX7ICNIEN5G645O65VNCF4

not attested not anchored not stored refs pending

Comparaci\'on de tres t\'ecnicas distintas con datos reales de pozo, en la determinaci\'on de la permeabilidad

Julio Torres, Nuri Hurtado y Milagrosa Aldana

arxiv:1311.3704 v1 · 2013-11-15 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T22RTX7ICNIEN5G645O65VNCF4}

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	2026-05-18T03:07:03.225152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9eb519dfe8135046f4dee75deed5a22f079d2f10be7220f93769ea50a1f37113

Aliases

arxiv: 1311.3704 · arxiv_version: 1311.3704v1 · doi: 10.48550/arxiv.1311.3704 · pith_short_12: T22RTX7ICNIE · pith_short_16: T22RTX7ICNIEN5G6 · pith_short_8: T22RTX7I

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/T22RTX7ICNIEN5G645O65VNCF4 \
  | 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: 9eb519dfe8135046f4dee75deed5a22f079d2f10be7220f93769ea50a1f37113

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2648a701d30b915b5510e665ea2daddfad240852f95611b40a1e435631ec0519",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2013-11-15T00:26:35Z",
    "title_canon_sha256": "cf4eef68f78a35b56a2d8bf42f06882e54d927163f5fcdd4564d55c35a1b5e0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3704",
    "kind": "arxiv",
    "version": 1
  }
}