OpenTechnical

OT-2026-000094490

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000094490) never changes.

Identity and time

Publication numberOT-2026-000094490 · never reused
Internal UUID01a0ae9e-f4e9-7266-8717-364700fa4bec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094490
StatusPUBLIC

Content hashes

Canonical text3eb2cdeb7ea1ca04c5f010ddbd00edc1e7ce5a365bcd77c05bcd574f4eaee4af
Markdown3edb86e8043279120c7733bb45c5b6f2138de956b384440f8700601affefcf86
PDF
Publication pageac3c022b9789999d24145a71113b2dee9da0b604d71aef0753851db71f4f8333
Manifestf36fd99f3087377b1830f10b88fc8af3ba66b985c7d31670d7253a37afe4ad75

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
SignatureJxAJl2zFcoNVZQjjRA59NQO9okY4ry1T+V7+1T/EGTeMxqyH/S7LFw+2kt+Zwe+qyRhoBuxwb1gwCd6vM8dJCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:55.050198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094490
observed ac3c022b9789999d24145a71113b2dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.033083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094490/manifest.json
observed f36fd99f3087377b1830f10b88fc8af3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.014546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094490/publication.md
observed 3edb86e8043279120c7733bb45c5b6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.998058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094490/publication.txt
observed 3eb2cdeb7ea1ca04c5f010ddbd00edc1...
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.