OpenTechnical

OT-2026-000070165

Publication integrity record

Two cup vacuum gripper, two 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-2026-000070165) never changes.

Identity and time

Publication numberOT-2026-000070165 · never reused
Internal UUID01a0ae91-1862-7892-8a0c-bb733441d22e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070165
StatusPUBLIC

Content hashes

Canonical text76e92c4469f36c902fe9d447b126a84aa485ae8df3c4e88b0bb362d34cf7496f
Markdownc9fcf24b0d063867587b9ff6752800e2d58f1e5ba6590ee0d5747ebd0640ccd7
PDF
Publication page12544ebc4426905a8c63ee8b2a1b1c9f2c4c0dae0fdbaa90e6eba82961207810
Manifestb5cba4c9e1d744241c3c339c5cde1c8b9937abbc20cf007940d4498c50d2b576

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
Signaturedz7ivlLxro1BYQqbhBs17O8kLja6pM9WdIFwIrCTJPZfOIFmR9Q7C7KthYcle7Tn+/JvZrWHMGnje1OXbf/EBA==
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

2026-09-17T10:27:12.901080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070165
observed 12544ebc4426905a8c63ee8b2a1b1c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:12.883659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070165/manifest.json
observed b5cba4c9e1d744241c3c339c5cde1c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:12.865998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070165/publication.md
observed c9fcf24b0d063867587b9ff6752800e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:12.849100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070165/publication.txt
observed 76e92c4469f36c902fe9d447b126a84a...
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.