OpenTechnical

OT-2026-000070337

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000070337) never changes.

Identity and time

Publication numberOT-2026-000070337 · never reused
Internal UUID01a0ae91-545e-73cf-8010-e2026eb1715a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070337
StatusPUBLIC

Content hashes

Canonical text39e57feafe1d6b553302968bb5079dd1e9af566fe0f425ef62cf9bbf94286723
Markdownb9054a7fcb6195b8c115d6bbf322f6f7dae073c3cc9b69bf98466256f5ddf71d
PDF
Publication pagebcd33702580a54d78d2dd997a1bb1a191ad3d7556175ff3d617e8870782880fb
Manifest6dc850a09237f95863868b578d810bc8625a06b3fbd3b73344d6d8fc01944cdf

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
Signature69lDHoltR2GtbnctoIBQRnODUbO8Q41UGMUUopIXojBgjICVDN/LdFceLsRyTA5tnSkglxUj7mAZGoSFd07aAg==
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

2026-09-17T10:26:07.868447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070337
observed bcd33702580a54d78d2dd997a1bb1a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.850836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070337/manifest.json
observed 6dc850a09237f95863868b578d810bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.834551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070337/publication.md
observed b9054a7fcb6195b8c115d6bbf322f6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.817428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070337/publication.txt
observed 39e57feafe1d6b553302968bb5079dd1...
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.