OpenTechnical

OT-2026-000064630

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-2026-000064630) never changes.

Identity and time

Publication numberOT-2026-000064630 · never reused
Internal UUID01a0ae8d-deb8-7c3d-9055-5042793568e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064630
StatusPUBLIC

Content hashes

Canonical texte04ca8422dfca15c2635cfe1033f0b8bb6e239123efd3f725162cbc9160c2324
Markdown93a426e33cd682a2ea4590aaeb476b0057bcc2b115c7d2485b3da96cb0a1e246
PDF
Publication page096c0860fbab4107552c77cd6526ac3d469bed3f0f8e158bcf0a0f4bf2ec56cb
Manifest5065a42f1de394f29b38b49d556b872904a3a28e584f99d7c603fc813aa4b7e0

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
SignatureUfqdRD0QALd+oZm+T5X44pDjJETnWKKMPm95J7c+PVQu+uuL3uwyKwSjXw4t2UYJ2MUm6CDCM/m5wwcpNtKODA==
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

2026-09-17T10:35:24.694745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064630
observed 096c0860fbab4107552c77cd6526ac3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:24.678168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064630/manifest.json
observed 5065a42f1de394f29b38b49d556b8729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:24.660992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064630/publication.md
observed 93a426e33cd682a2ea4590aaeb476b00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:24.643869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064630/publication.txt
observed e04ca8422dfca15c2635cfe1033f0b8b...
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.