OpenTechnical

OT-2026-000095179

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000095179) never changes.

Identity and time

Publication numberOT-2026-000095179 · never reused
Internal UUID01a0ae9f-8f6f-7354-9c81-6ee5d0558fe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095179
StatusPUBLIC

Content hashes

Canonical textda2d8b13352799b0b6334369fb0eeccea2db05a4c3a100b7960036e6ba078ea2
Markdown3949d5f2f6b855bda5d4bcdf2e0096e0555186a5b906fb3ff43e5c2a43f41db7
PDF
Publication page4ff1ff1f6c9ebc1ecfc319a11c031f3b390cba1e0218351deca66f47bc3a047a
Manifestc09aa4ab4558374ca529123086a28af4be9f3c4f75837518ac4c6a6e49ab1711

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
SignatureKGRXTF2GwolCWzkbl0Me/73WBFP8St+nJiXCWshOd3uCYTiZLEgmhikze73LrqmUzBVeaA+lGK1kKMFcYN42Ag==
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

2026-09-17T09:36:29.375274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095179
observed 4ff1ff1f6c9ebc1ecfc319a11c031f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.356866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095179/manifest.json
observed c09aa4ab4558374ca529123086a28af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.338402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095179/publication.md
observed 3949d5f2f6b855bda5d4bcdf2e0096e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.320931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095179/publication.txt
observed da2d8b13352799b0b6334369fb0eecce...
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.