Pith Number

pith:65SQEX7E

pith:2021:65SQEX7ECAMAMZRBKLFXX2GWMT

not attested not anchored not stored refs pending

A multi-GPU benchmark for 2D Marchenko Imaging

Diego Barrera, Jan Thorbecke, Joeri Brackenhoff, Matheu Santos, Rodrigo Santos, Victor Koehne

arxiv:2106.04649 v1 · 2021-06-08 · 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{65SQEX7ECAMAMZRBKLFXX2GWMT}

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	2026-07-05T02:47:47.695646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f765025fe4101806662152cb7be8d664c59c6348d0a1ddc4fe7918e971b4f157

Aliases

arxiv: 2106.04649 · arxiv_version: 2106.04649v1 · doi: 10.48550/arxiv.2106.04649 · pith_short_12: 65SQEX7ECAMA · pith_short_16: 65SQEX7ECAMAMZRB · pith_short_8: 65SQEX7E

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/65SQEX7ECAMAMZRBKLFXX2GWMT \
  | 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: f765025fe4101806662152cb7be8d664c59c6348d0a1ddc4fe7918e971b4f157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad48bb01358fdbc0a64b35e85267c2f40a15cc780a19a7e713aa58f3add18a2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2021-06-08T19:22:10Z",
    "title_canon_sha256": "bdf64644440cebee6f9f5429716674ca7a587af4ed8bec76ee8e69f384aed2d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.04649",
    "kind": "arxiv",
    "version": 1
  }
}