Pith Number

pith:HNDHVR5Z

pith:2017:HNDHVR5ZQ7OCNYUWQE6DIXIHK6

not attested not anchored not stored refs pending

Searching for Cool Dust: II. Infrared Imaging of the OH/IR Supergiants, NML Cyg, VX Sgr, S Per and the Normal Red Supergiants RS Per and T Per

Dinesh Shenoy, L. Andrew Helton, Massimo Marengo, Michael S. Gordon, Philip M. Hinz, Roberta M. Humphreys, Robert D. Gehrz, Terry J. Jones, William F. Hoffman

arxiv:1708.00018 v3 · 2017-07-31 · 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{HNDHVR5ZQ7OCNYUWQE6DIXIHK6}

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	2026-05-18T00:17:09.106093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b467ac7b987dc26e296813c345d075780f3fbd9ce88e2838336c4a2d6cc4d43

Aliases

arxiv: 1708.00018 · arxiv_version: 1708.00018v3 · doi: 10.48550/arxiv.1708.00018 · pith_short_12: HNDHVR5ZQ7OC · pith_short_16: HNDHVR5ZQ7OCNYUW · pith_short_8: HNDHVR5Z

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/HNDHVR5ZQ7OCNYUWQE6DIXIHK6 \
  | 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: 3b467ac7b987dc26e296813c345d075780f3fbd9ce88e2838336c4a2d6cc4d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af83bd2d9c478088fb367c8b0ecca8f7a9e3fb4422dd77d4939bb108177b5a76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-07-31T18:00:48Z",
    "title_canon_sha256": "dc84e4a6e592a37ba7a53ff931d9211f35bbc059bc5dd0198fb853cb841f15d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00018",
    "kind": "arxiv",
    "version": 3
  }
}