OpenTechnical

OT-2026-000079185

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000079185) never changes.

Identity and time

Publication numberOT-2026-000079185 · never reused
Internal UUID01a0ae96-0b8f-7f10-835c-796b543d3611 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079185
StatusPUBLIC

Content hashes

Canonical text0e422d5ba550e0368572c9688f0749b9eba3a8ed64ffe43c67952bd7a07314b8
Markdown8bc495f47feee3f6d136753a62f26c214ffaa0e125ec7a0e35a90cc29e9f6461
PDF
Publication page0a3405f09dd0c4d5a914833b722e6a6bc0dfb09a624cef02a50f457cae045d3e
Manifestf9497b233437e72a806f1c23f72e02d308cf4fdf84d8efe0ca8a60b339d57d7d

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
SignatureOgfUYmDDT52Ri3S4jXUXfjU2DLAxNJVi2UsyHW3ZoHXu9CRE7oVL7qeA+ugCb3mLF3veOQkbFhPsuJTQDzdlCQ==
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

2026-09-17T10:04:46.674892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079185
observed 0a3405f09dd0c4d5a914833b722e6a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.658374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079185/manifest.json
observed f9497b233437e72a806f1c23f72e02d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.642346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079185/publication.md
observed 8bc495f47feee3f6d136753a62f26c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.626409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079185/publication.txt
observed 0e422d5ba550e0368572c9688f0749b9...
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.