OpenTechnical

OT-2026-000076703

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000076703) never changes.

Identity and time

Publication numberOT-2026-000076703 · never reused
Internal UUID01a0ae94-b06f-7355-a028-f2fbd5877661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076703
StatusPUBLIC

Content hashes

Canonical text19cbd7dddd43458c3dd52c6fc6d62cc2751b90bb45bd4ab384b40399d2cc7f84
Markdownc25b48e1369066f1506aaa1f922792d6742b68d4a50d6fdeae1da953fa3d9c4b
PDF
Publication page42f621ed9c7bc2427b85b8749d69284e546c99919fe8747cde84f677f7582f15
Manifeste45aafd7ae278a7cec05d76f9c614c944ea03069ec6d7441a7aa49c3d07da47e

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
Signaturep+nq4ax1aEZSo71UCs6+nS5UkGtAjwnX7j7KIAnu2ZOXRwAMcLUDHUAMMHBjTaMqnWt2euAgViBXQL6rbGdQBw==
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

2026-09-17T10:09:28.094562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076703
observed 42f621ed9c7bc2427b85b8749d69284e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.077167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076703/manifest.json
observed e45aafd7ae278a7cec05d76f9c614c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.060314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076703/publication.md
observed c25b48e1369066f1506aaa1f922792d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.043212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076703/publication.txt
observed 19cbd7dddd43458c3dd52c6fc6d62cc2...
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.