Pith Number

pith:PDJTZNS7

pith:2015:PDJTZNS7VL3Q5S3GQLCBDLIEAA

not attested not anchored not stored refs pending

The list of tantalum lines for wavelengths calibration of the Hamilton echelle-spectrograph

Yu.V. Pakhomov

arxiv:1506.07753 v1 · 2015-06-25 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PDJTZNS7VL3Q5S3GQLCBDLIEAA}

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	2026-05-18T01:28:04.453047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78d33cb65faaf70ecb6682c411ad04001f944c86b81a6ff34f9139522f706d35

Aliases

arxiv: 1506.07753 · arxiv_version: 1506.07753v1 · doi: 10.48550/arxiv.1506.07753 · pith_short_12: PDJTZNS7VL3Q · pith_short_16: PDJTZNS7VL3Q5S3G · pith_short_8: PDJTZNS7

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/PDJTZNS7VL3Q5S3GQLCBDLIEAA \
  | 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: 78d33cb65faaf70ecb6682c411ad04001f944c86b81a6ff34f9139522f706d35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095a343c311a7395cd19e1e93d940157de34607ee199411258b40cf551d0471e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-06-25T13:57:03Z",
    "title_canon_sha256": "cf4cf79dd31bedb686d14db1bd8f0946812a2f5d29efa290fea5668a469c996f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07753",
    "kind": "arxiv",
    "version": 1
  }
}