OpenTechnical

OT-2026-000063255

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000063255) never changes.

Identity and time

Publication numberOT-2026-000063255 · never reused
Internal UUID01a0ae8c-94ab-7238-b1d9-9c817d15929d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063255
StatusPUBLIC

Content hashes

Canonical text79c55e3daa5ebbbcad9dd31022e0fcf9250c6b735344784fe60c3316bdd56d93
Markdownfc8257208c7b205aa13289801aaf2f2a261ddc1602adcebcf79a977bda56b52e
PDF
Publication page3dfcc403c4af818af80e1c09b36b11f4443b8a0e935ec1d4eef08b38c8a69fa1
Manifest73ac7301dac3a92de0bfb35ddd2beddc01fb1c25a9df030b1bea377f5473d40e

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
Signature8Nu4aFqDZ65WtASTimHNcsd+Qf9RfYdIshYH/SAqaDT06Z91wuMm4Rwehyonu35WG/dBQOCpSOp44bca+VbqBQ==
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

2026-09-17T10:39:08.458295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063255
observed 3dfcc403c4af818af80e1c09b36b11f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.440155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063255/manifest.json
observed 73ac7301dac3a92de0bfb35ddd2beddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.419522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063255/publication.md
observed fc8257208c7b205aa13289801aaf2f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:08.399132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063255/publication.txt
observed 79c55e3daa5ebbbcad9dd31022e0fcf9...
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.