OpenTechnical

OT-2026-000093163

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093163) never changes.

Identity and time

Publication numberOT-2026-000093163 · never reused
Internal UUID01a0ae9e-0910-7e00-a779-7bed40428f4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093163
StatusPUBLIC

Content hashes

Canonical textb3b8fbd623cc6d59c01b8baf71b172272f83be3cbcad8687c46f3cf0c39647d8
Markdown000dafbead7976033125b0ed73f575d0eff74110c99b5336b42fb2ba487a6d99
PDF
Publication pagee5b00e4c4a3bc3da4249fbee58cd542f8db7adb74915ed52796cc6bf0af2c183
Manifest03aaa721beb275a9aee5745d196bc03b4331b962942f71ea2414b809da65a47f

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
SignatureteUyDQHt/CJKFYe/B8SdGMGoqvyFy5Lyj5iD3W8sQrF2yzNQNALdhnRCmPAC3V7uZOM1sSdvrDt+Nw5QWpHrDw==
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

2026-09-17T09:40:27.723503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093163
observed e5b00e4c4a3bc3da4249fbee58cd542f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.704678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093163/manifest.json
observed 03aaa721beb275a9aee5745d196bc03b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.684906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093163/publication.md
observed 000dafbead7976033125b0ed73f575d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.668120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093163/publication.txt
observed b3b8fbd623cc6d59c01b8baf71b17227...
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.