Pith Number

pith:UYTI5ZIB

pith:2017:UYTI5ZIBQRMHNZ4NBTFCD2DX4J

not attested not anchored not stored refs pending

Time Variations of the Radial Velocity of H$_2$O Masers in the Semi-regular Variable R Crt

C. Nakai, H. Sudou, H. Takaba, M. Shiga, T. Omodaka

arxiv:1710.08108 v1 · 2017-10-23 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UYTI5ZIBQRMHNZ4NBTFCD2DX4J}

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	2026-05-18T00:26:24.414461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6268ee501845876e78d0cca21e877e25a3457e2ef497cd094cdeec4193d944e

Aliases

arxiv: 1710.08108 · arxiv_version: 1710.08108v1 · doi: 10.48550/arxiv.1710.08108 · pith_short_12: UYTI5ZIBQRMH · pith_short_16: UYTI5ZIBQRMHNZ4N · pith_short_8: UYTI5ZIB

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/UYTI5ZIBQRMHNZ4NBTFCD2DX4J \
  | 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: a6268ee501845876e78d0cca21e877e25a3457e2ef497cd094cdeec4193d944e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c2fcfcb2560d6953d99f22efc641ca14f83219c114336f5e0732b8a796142c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-10-23T06:53:28Z",
    "title_canon_sha256": "1f7cb79290418fbacd73b669df6b4104022324d19db1445344b6e8f7340173aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08108",
    "kind": "arxiv",
    "version": 1
  }
}