Pith Number

pith:6WFFIAEO

pith:2018:6WFFIAEOZGH2T34U3Q4XEXCKGS

not attested not anchored not stored refs pending

Dynamic Optimization of Thermodynamically Rigorous Models of Multiphase Flow in Porous Subsurface Oil Reservoirs

John Bagterp J{\o}rgensen, Tobias K. S. Ritschel

arxiv:1807.09035 v1 · 2018-07-24 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6WFFIAEOZGH2T34U3Q4XEXCKGS}

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	2026-05-17T23:41:17.963564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f58a54008ec98fa9ef94dc39725c4a349fa351569ec4fb2739211b24d5f2e3bf

Aliases

arxiv: 1807.09035 · arxiv_version: 1807.09035v1 · doi: 10.48550/arxiv.1807.09035 · pith_short_12: 6WFFIAEOZGH2 · pith_short_16: 6WFFIAEOZGH2T34U · pith_short_8: 6WFFIAEO

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/6WFFIAEOZGH2T34U3Q4XEXCKGS \
  | 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: f58a54008ec98fa9ef94dc39725c4a349fa351569ec4fb2739211b24d5f2e3bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a3bd98aa937d032036f2c7dea21dcb628f7ec3cab2b6e9fdaa80ea19112dd78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-07-24T11:09:43Z",
    "title_canon_sha256": "4d207b169e33077af4dc9bd145d4c78e7f8929532779d9cb2762aed89d99b6ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09035",
    "kind": "arxiv",
    "version": 1
  }
}