OpenTechnical

OT-2026-000068560

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000068560) never changes.

Identity and time

Publication numberOT-2026-000068560 · never reused
Internal UUID01a0ae90-2482-7193-8696-3cc9c235b437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068560
StatusPUBLIC

Content hashes

Canonical textbbc69eaf9c84c3227fbe2f003029d401b9e8de06d7029d85b6abf09842744165
Markdown539095a03be95f888cf3b8c64a1194c09ebe54e5394c614086a6459e2855d075
PDF
Publication pagedb0056d95b3e5f6261286ec028a8e3395eb343eb37310843e2b71ed5d4cdc413
Manifest6b38b71abfe14cee7a8b892e92e6f3565f07e9d0dcb0d494b07fbaeceb7e4a93

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
SignatureHnQbEaZB6TaA+n6hUCfJIgjNzO0Kzs/TmD/wDE+Ai4uE2Tj7hYrAp6lbGn62DbKwKno7ga29W8MsRaCu89PlCg==
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

2026-09-17T10:29:43.765399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068560
observed db0056d95b3e5f6261286ec028a8e339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.748769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068560/manifest.json
observed 6b38b71abfe14cee7a8b892e92e6f356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.730069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068560/publication.md
observed 539095a03be95f888cf3b8c64a1194c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.711128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068560/publication.txt
observed bbc69eaf9c84c3227fbe2f003029d401...
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.