OpenTechnical

OT-2026-000046215

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000046215) never changes.

Identity and time

Publication numberOT-2026-000046215 · never reused
Internal UUID01a0ae7e-032c-739c-a15a-fc4f121972da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046215
StatusPUBLIC

Content hashes

Canonical text7c6ec7fd6d2e6089f55eaaf7948709a0ebd464c418338696de2f58d9fd8f20fd
Markdowned56e615096a089571cf85aa507dc635fb6d82a65ace490ab8dbaae30777d01a
PDF
Publication page889d98798f6c1a72f817bf53380d469c2a1d062b77796761aaab310c59b52ed4
Manifest70b2a82445317e0457233e4b6f53c3b8b9b25fe00cd4325004570b1c8d5a4832

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
SignaturezXdPhBHW2EuKBnZtbyqtS0EZZ7NEHOsy3WIas1S66Q70gUTxe0xIsVyA3NOjoqU+L/uO5hl1/1TOPgvX05znBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:14.100151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046215
observed 889d98798f6c1a72f817bf53380d469c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.081232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046215/manifest.json
observed 70b2a82445317e0457233e4b6f53c3b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.063307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046215/publication.md
observed ed56e615096a089571cf85aa507dc635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.043091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046215/publication.txt
observed 7c6ec7fd6d2e6089f55eaaf7948709a0...
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.