Pith Number

pith:OPLR27PJ

pith:2019:OPLR27PJUT637BS7NKXFJYKCOY

not attested not anchored not stored refs pending

Seismic characterization of multiple fracture sets at Rulison Field, Colorado

Ivan Vasconcelos, Vladimir Grechka

arxiv:1902.05149 v1 · 2019-02-13 · 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{OPLR27PJUT637BS7NKXFJYKCOY}

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	2026-05-17T23:54:01.792724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73d71d7de9a4fdbf865f6aae54e1427636c58e50e5f8fb88d87cb7644a3dcdb5

Aliases

arxiv: 1902.05149 · arxiv_version: 1902.05149v1 · doi: 10.48550/arxiv.1902.05149 · pith_short_12: OPLR27PJUT63 · pith_short_16: OPLR27PJUT637BS7 · pith_short_8: OPLR27PJ

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/OPLR27PJUT637BS7NKXFJYKCOY \
  | 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: 73d71d7de9a4fdbf865f6aae54e1427636c58e50e5f8fb88d87cb7644a3dcdb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cb80b91e430658d04fd5722793cd1b7b536ca625ab5959587b189b37f6f14d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-02-13T22:11:50Z",
    "title_canon_sha256": "1975d8d8f0de630a7e756b7de29c3eab3ec9f2ff215136a92fce706d059928fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05149",
    "kind": "arxiv",
    "version": 1
  }
}