OpenTechnical

OT-2026-000084127

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000084127) never changes.

Identity and time

Publication numberOT-2026-000084127 · never reused
Internal UUID01a0ae98-5b5f-7a80-beab-0ee739177f46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084127
StatusPUBLIC

Content hashes

Canonical text16576fec660e9d9fdfca812181d122047958905f32d4fbffa7df2ebaf4fdbd8c
Markdown940cff1c8ca438d594cbced1f2248241e5c455c10aa9786a436375828289b1a4
PDF
Publication pagef33211b768f9eae6e696670c02d32c591d9ac318b75fedb6192bbb9c9aa77100
Manifest35e945e0dabf0c9f1cf1fb94dd984b7b427e11cafbefdb658680b742356622da

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturepi5eC9r5dym7xum+0LtcvLAEU7yImbDQ+PARCgTSe0TsrcOqk4PdBG8pjnNsC4z0AqyQV6KsPUdu8GAjvGCxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:53.386340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084127
observed f33211b768f9eae6e696670c02d32c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.368264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084127/manifest.json
observed 35e945e0dabf0c9f1cf1fb94dd984b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.317660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084127/publication.md
observed 940cff1c8ca438d594cbced1f2248241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.254023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084127/publication.txt
observed 16576fec660e9d9fdfca812181d12204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.