Pith Number

pith:FTKR5KRM

pith:2016:FTKR5KRMVMMRFMNOAW5NMFV5YV

not attested not anchored not stored refs pending

The Potsdam MRS Spectrograph - heritage of MUSE and the impact of cross-innovation in the process of technology transfer

Andreas Kelz, Benito Moralejo, Elmar Schm\"alzlin, Martin M. Roth, Philippe Godefroy, Roger Haynes, Svend M. Bauer, Thomas Fechner

arxiv:1607.01269 v2 · 2016-07-05 · 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{FTKR5KRMVMMRFMNOAW5NMFV5YV}

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	2026-05-18T00:55:46.098948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cd51eaa2cab1912b1ae05bad616bdc57f35c5138c6de6ffcbdbef6e2eb51c94

Aliases

arxiv: 1607.01269 · arxiv_version: 1607.01269v2 · doi: 10.48550/arxiv.1607.01269 · pith_short_12: FTKR5KRMVMMR · pith_short_16: FTKR5KRMVMMRFMNO · pith_short_8: FTKR5KRM

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/FTKR5KRMVMMRFMNOAW5NMFV5YV \
  | 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: 2cd51eaa2cab1912b1ae05bad616bdc57f35c5138c6de6ffcbdbef6e2eb51c94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c98ca56fa899150c0bfeb8e227fb62ef29b2cc6088e633effc86580d030cf47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-07-05T14:34:16Z",
    "title_canon_sha256": "2c551bb9206ec2f50187146a764f76a4fdd799a7ccbccf3fff94c43a4b412002"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01269",
    "kind": "arxiv",
    "version": 2
  }
}