OpenTechnical

OT-2026-000086700

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000086700) never changes.

Identity and time

Publication numberOT-2026-000086700 · never reused
Internal UUID01a0ae9a-2c99-7639-927a-cf4c6f017230 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086700
StatusPUBLIC

Content hashes

Canonical textd0744c8e31737296832b643c05a6c10bea2624e8af0b06472e8028d30679d1c4
Markdown73841e1686a570345764e56429e0d3b055d7072e5780c1b10c245a1d78f72398
PDF
Publication page93e6b53e2eee7a74ecde2ed2212a2647e5b1b690558c06b4ca95dc744f3ce060
Manifestd864ce869a32f598770388724fa1e6b3b8ec461a1997971cd871dce90b8e9ad9

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
SignaturetHCISk6uE5hN0QKX6FdDiSg5PyP9PTtMVh3w0VDfptUlBQWbnRexr6FvRqYNVTII29jUEuxThaI4CwY43/nRBg==
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

2026-09-17T09:52:34.308059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086700
observed 93e6b53e2eee7a74ecde2ed2212a2647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.292207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086700/manifest.json
observed d864ce869a32f598770388724fa1e6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.276751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086700/publication.md
observed 73841e1686a570345764e56429e0d3b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.259377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086700/publication.txt
observed d0744c8e31737296832b643c05a6c10b...
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.