Pith Number

pith:PF7DTRSH

pith:2025:PF7DTRSHYLV7YAJ4I5JP4QHCDR

not attested not anchored not stored refs pending

Deep learning enhanced initial model prediction in elastic FWI: application to marine streamer data

(2) NVIDIA, (3) Aramco Americas, Daniel Peter (1), Houston, Oleg Ovcharenko (2), Pavel Plotnitskii (1), Tariq Alkhalifah (1) ((1) KAUST, USA), Vladimir Kazei (3)

arxiv:2501.12992 v1 · 2025-01-22 · 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{PF7DTRSHYLV7YAJ4I5JP4QHCDR}

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	2026-07-05T10:04:01.433763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

797e39c647c2ebfc013c4752fe40e21c4a4f6d530eacdf8247f122de22e56534

Aliases

arxiv: 2501.12992 · arxiv_version: 2501.12992v1 · doi: 10.48550/arxiv.2501.12992 · pith_short_12: PF7DTRSHYLV7 · pith_short_16: PF7DTRSHYLV7YAJ4 · pith_short_8: PF7DTRSH

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/PF7DTRSHYLV7YAJ4I5JP4QHCDR \
  | 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: 797e39c647c2ebfc013c4752fe40e21c4a4f6d530eacdf8247f122de22e56534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6556d7f46aa11f3114b75312fd15c4144855802bb62b3b1fbc519c55be2552c3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2025-01-22T16:28:15Z",
    "title_canon_sha256": "cf0e0ab54d7203ccb9320b2e641c49a39802119b47ad5c232d41c1f3f4246c4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.12992",
    "kind": "arxiv",
    "version": 1
  }
}