Pith Number

pith:PHJLO4FO

pith:2018:PHJLO4FOZSLDDBW7WSW6POVDN4

not attested not anchored not stored refs pending

DOTIFS: a new multi-IFU optical spectrograph for the 3.6-m Devasthal optical telescope

Amitesh Omar, A. N. Ramaprakash, Chaitanya V. Rajarshi, Haeun Chung, Pravin Khodade, Sabyasachi Chattopadhyay, Swara Ravindranath

arxiv:1810.03614 v1 · 2018-10-08 · 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{PHJLO4FOZSLDDBW7WSW6POVDN4}

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	2026-05-18T00:03:44.849021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79d2b770aecc963186dfb4ade7baa36f13a17bba00ec43cf1ecd6363e806dbf0

Aliases

arxiv: 1810.03614 · arxiv_version: 1810.03614v1 · doi: 10.48550/arxiv.1810.03614 · pith_short_12: PHJLO4FOZSLD · pith_short_16: PHJLO4FOZSLDDBW7 · pith_short_8: PHJLO4FO

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/PHJLO4FOZSLDDBW7WSW6POVDN4 \
  | 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: 79d2b770aecc963186dfb4ade7baa36f13a17bba00ec43cf1ecd6363e806dbf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20a07fac2bbc1df2abe233be6c6ea862262d63a7d99d41c31ffdda73b463e081",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-10-08T18:00:02Z",
    "title_canon_sha256": "8d29b98c5aea71061acaa60298f57c31f0b2de0484d35271383cb0888d019061"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03614",
    "kind": "arxiv",
    "version": 1
  }
}