OpenTechnical

OT-2026-000067267

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000067267) never changes.

Identity and time

Publication numberOT-2026-000067267 · never reused
Internal UUID01a0ae8f-6bd6-75c4-baaf-0e40132a73cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067267
StatusPUBLIC

Content hashes

Canonical textecdd7d6b90f7c44119941d3e1da4c8dd87a25252c8d486a6d048fedb056c5b06
Markdownfeb7193faf6c6970d0f524894ffa822071ab4189fd5479e8aec8bbb6fd398e84
PDF
Publication page564339f579077b8d1a9d26fe7d9cdc5eef19924d612653282820ab0a3bf0c648
Manifest01fc6752a1988de5b05656175a19c8a71e8dd0912d7de5c3cb462e30c20a10b7

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
Signature2w0nM93MDOVLOeOElALnA7Ju8rDoYlWCmsU9T8d+EYSWViaZQ2Dt3mJiM78/eCD9UnRMftxi0P/AGcC6ch4xCA==
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

2026-09-17T10:30:56.991707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067267
observed 564339f579077b8d1a9d26fe7d9cdc5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.974952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067267/manifest.json
observed 01fc6752a1988de5b05656175a19c8a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.957120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067267/publication.md
observed feb7193faf6c6970d0f524894ffa8220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.937634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067267/publication.txt
observed ecdd7d6b90f7c44119941d3e1da4c8dd...
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.