OpenTechnical

OT-2026-000070485

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, 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-2026-000070485) never changes.

Identity and time

Publication numberOT-2026-000070485 · never reused
Internal UUID01a0ae91-545f-712e-8f37-335621903a2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070485
StatusPUBLIC

Content hashes

Canonical text9ced1eb7c3e54a6f8a06e50eea187fe331219720ce0b8ff1c0eb3f370bff832b
Markdown4723086af7a5afc927bcbb1fde01ac42f11760f65f00151f474bd1fb24e9ece7
PDF
Publication paged7474b1fea68ef9b0c9520c8e2e1b4dce13a87de8b7fa59d4a517b9a94a575bf
Manifest15b3f63b40eee1174e0ca6f97c362ae0c1931279c4ff5dfbe02029469a8f4f2b

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
Signature8zEycdHQcCz5P4FuBduJlhDZxHmb+h00aoNBhjDk2mB4z+aOW23SifqewLQE97L1xt8NUd42L/+JUQ+ezjA2Bg==
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

2026-09-17T10:26:18.402668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070485
observed d7474b1fea68ef9b0c9520c8e2e1b4dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.373930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070485/manifest.json
observed 15b3f63b40eee1174e0ca6f97c362ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.357460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070485/publication.md
observed 4723086af7a5afc927bcbb1fde01ac42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.329276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070485/publication.txt
observed 9ced1eb7c3e54a6f8a06e50eea187fe3...
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.