OpenTechnical

OT-2026-000065119

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000065119) never changes.

Identity and time

Publication numberOT-2026-000065119 · never reused
Internal UUID01a0ae8e-1df9-7ca5-b9aa-b9a73dab0617 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065119
StatusPUBLIC

Content hashes

Canonical text2945f1205796ece9ae8c36a4c2e2410eb5350d3e4ed2f1d30d02e66e6174dd73
Markdown1f11eb497c4dd46335c95d1c8148f9cafa967df0bd7353cdb6e1d50e6e2d1b40
PDF
Publication page059e84f0e88a54ea0fce4326d5ca901a30b1855ccf6555c46f1d84bba652186f
Manifest2e882b9f686ec042068a4f5383d2e2947ac5e373f69b96c8f6e600ba976ef0ed

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
SignatureNEX6hA8NmVgYJMSJUT1c7Jj0ZnY0OpUjsVCydNIeVimn3BYJb5v2129TvjlfsnytN6dngTnRWMj8aqgadj5wDA==
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

2026-09-17T10:34:56.795331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065119
observed 059e84f0e88a54ea0fce4326d5ca901a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.779447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065119/manifest.json
observed 2e882b9f686ec042068a4f5383d2e294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.764055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065119/publication.md
observed 1f11eb497c4dd46335c95d1c8148f9ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.746905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065119/publication.txt
observed 2945f1205796ece9ae8c36a4c2e2410e...
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.