Pith Number

pith:DOZ3BOBX

pith:2019:DOZ3BOBXN4HP73XI274TGVHUHV

not attested not anchored not stored refs pending

Optical spectrum of distant OH/IR star V1648 Aql (IRAS 19386+0155)

N.S. Tavolzhanskaya, V.G. Klochkova

arxiv:1908.04986 v1 · 2019-08-14 · 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{DOZ3BOBXN4HP73XI274TGVHUHV}

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	2026-07-04T23:58:53.952202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bb3b0b8376f0effeee8d7f93354f43d4ffd31241f947a4506c76cd990d1fbb9

Aliases

arxiv: 1908.04986 · arxiv_version: 1908.04986v1 · doi: 10.48550/arxiv.1908.04986 · pith_short_12: DOZ3BOBXN4HP · pith_short_16: DOZ3BOBXN4HP73XI · pith_short_8: DOZ3BOBX

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/DOZ3BOBXN4HP73XI274TGVHUHV \
  | 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: 1bb3b0b8376f0effeee8d7f93354f43d4ffd31241f947a4506c76cd990d1fbb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3415a8f0bc9d41f8e536d92d134f23b2185101f1962cd41b6a87e1921126c794",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-14T07:02:27Z",
    "title_canon_sha256": "48b1d995f5ce2c3e8b17a36485170362f64fceca9cca3240d8189a580d8b6be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04986",
    "kind": "arxiv",
    "version": 1
  }
}