Pith Number

pith:MVN5YRYU

pith:2018:MVN5YRYUTVFK7VKAZIVA27W73O

not attested not anchored not stored refs pending

Quantitative measurement of combustion gases in harsh environments using NDIR spectroscopy

Christian Niklas, Fabian M\"uller, Georgios Ctistis, Hainer Wackerbarth, Kai Golibrzuch, Stephan Bauke

arxiv:1810.09239 v1 · 2018-09-28 · physics.app-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MVN5YRYUTVFK7VKAZIVA27W73O}

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	2026-05-17T23:51:25.866610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

655bdc47149d4aafd540ca2a0d7edfdbb5e503d9631db8e34f720b95237a486c

Aliases

arxiv: 1810.09239 · arxiv_version: 1810.09239v1 · doi: 10.48550/arxiv.1810.09239 · pith_short_12: MVN5YRYUTVFK · pith_short_16: MVN5YRYUTVFK7VKA · pith_short_8: MVN5YRYU

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/MVN5YRYUTVFK7VKAZIVA27W73O \
  | 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: 655bdc47149d4aafd540ca2a0d7edfdbb5e503d9631db8e34f720b95237a486c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "662460077efd9de73468f17edd19945d0b73188c86d15b1de0fe75c94a5cd017",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-09-28T08:59:55Z",
    "title_canon_sha256": "967b800e28d92d6ac906e312e25b59ccb6ae627b04c8e4c3118116f46194120f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09239",
    "kind": "arxiv",
    "version": 1
  }
}