Pith Number

pith:HYAQJMTK

pith:2017:HYAQJMTK42JOMZ3Q4YNIEVVVB2

not attested not anchored not stored refs pending

Sub-part-per-trillion level detection of hydrogen fluoride by cantilever-enhanced photo-acoustic spectroscopy

Lauri Halonen, Markku Vainio, Teemu Tomberg, Tuomas Hieta

arxiv:1707.01312 v1 · 2017-07-05 · physics.ins-det · 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{HYAQJMTK42JOMZ3Q4YNIEVVVB2}

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	2026-05-18T00:40:48.345021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e0104b26ae692e66770e61a8256b50ea43df785622b19b6deae51f7f8598898

Aliases

arxiv: 1707.01312 · arxiv_version: 1707.01312v1 · doi: 10.48550/arxiv.1707.01312 · pith_short_12: HYAQJMTK42JO · pith_short_16: HYAQJMTK42JOMZ3Q · pith_short_8: HYAQJMTK

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/HYAQJMTK42JOMZ3Q4YNIEVVVB2 \
  | 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: 3e0104b26ae692e66770e61a8256b50ea43df785622b19b6deae51f7f8598898

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "879b5179bd999459bb6838b7f6c22b48d00cc6551d1e2e7894068ef38ef12077",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2017-07-05T10:49:11Z",
    "title_canon_sha256": "6120f309befedd7c9b40d0f2fb2153cd007b9814298f94cd26cd29eff8342de2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01312",
    "kind": "arxiv",
    "version": 1
  }
}