Pith Number

pith:PBKRALVI

pith:2016:PBKRALVIOL2AJE6FZ5ZHZRBBGZ

not attested not anchored not stored refs pending

The re-flight of the Colorado high-resolution Echelle stellar spectrograph (CHESS): improvements, calibrations, and post-flight results

Brian Fleming, Jack Swanson, Jacob Wilson, James Green, Keri Hoadley, Kevin France, Nicholas Erickson, Nicholas Kruczek, Nicholas Nell, Robert Kane

arxiv:1606.04979 v1 · 2016-06-15 · 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{PBKRALVIOL2AJE6FZ5ZHZRBBGZ}

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	2026-05-18T00:57:12.311743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7855102ea872f40493c5cf727cc421365fb7c26f4399e4d9f655ba362f549450

Aliases

arxiv: 1606.04979 · arxiv_version: 1606.04979v1 · doi: 10.48550/arxiv.1606.04979 · pith_short_12: PBKRALVIOL2A · pith_short_16: PBKRALVIOL2AJE6F · pith_short_8: PBKRALVI

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/PBKRALVIOL2AJE6FZ5ZHZRBBGZ \
  | 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: 7855102ea872f40493c5cf727cc421365fb7c26f4399e4d9f655ba362f549450

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53a39f2ed1b6bde11e689e310aba1633067b1ee5b11de7ff0669a930c54b3bd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-06-15T20:58:16Z",
    "title_canon_sha256": "bd1ffb293505aba37c1b0882b368939c1f3d7091c3588da8aba096db51d79af5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.04979",
    "kind": "arxiv",
    "version": 1
  }
}