Pith Number

pith:2TE4HB7O

pith:2014:2TE4HB7OTLGRESOWL4VDGINDVX

not attested not anchored not stored refs pending

Pathfinder first light: alignment, calibration, and commissioning of the LINC-NIRVANA ground-layer adaptive optics subsystem

Al Conrad, Carmelo Arcidiacono, Derek Kopon, Florian Briegel, Frank Kittmann, Harald Baumeister, Jacopo Farinato, J\"urgen Berwein, Kalyan Radhakrishnan, Lars Mohr, Luca Marafatto, Maria Bergomi, Martin K\"urster, Ralph Hofferbert, Roberto Ragazzoni, Thomas Bertram, Tom Herbst, Valentina Viotto

arxiv:1407.5855 v1 · 2014-07-22 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2TE4HB7OTLGRESOWL4VDGINDVX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:42:33.113386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4c9c387ee9acd1249d65f2a3321a3adf455360e50abafc9d11937c5ff7928fd

Aliases

arxiv: 1407.5855 · arxiv_version: 1407.5855v1 · doi: 10.48550/arxiv.1407.5855 · pith_short_12: 2TE4HB7OTLGR · pith_short_16: 2TE4HB7OTLGRESOW · pith_short_8: 2TE4HB7O

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/2TE4HB7OTLGRESOWL4VDGINDVX \
  | 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: d4c9c387ee9acd1249d65f2a3321a3adf455360e50abafc9d11937c5ff7928fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3413dc7d093c00a2ed54a6342c4647a2022094edee41e18547a921c338693c44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-22T13:26:49Z",
    "title_canon_sha256": "04db2707815c4caf797d3ac3ca6d213372c761f1c5f501d6b9ea9c17e4ef37c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5855",
    "kind": "arxiv",
    "version": 1
  }
}