OpenTechnical

OT-2026-000079035

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079035) never changes.

Identity and time

Publication numberOT-2026-000079035 · never reused
Internal UUID01a0ae95-ccbe-7bf1-aa57-a809f68912b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079035
StatusPUBLIC

Content hashes

Canonical text74e7a139a4c8676b6e5bb825d6f340e9d4ad1c7379be99207a1fb8e99778f17d
Markdown5e0e76cd8118b402897d2070a72dee82da87d4829ec3e3d566508e64d07f1669
PDF
Publication page58e3ec724eec6b8cad3805f8f4dde7c786dce0e604e6dd92c33b628967f90cc0
Manifest56efc51b761e398d51b78c5415b90d799f93987f914c2dcdad37924d7e6b3d98

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
SignatureRDyqpidS3HEm8JTRyoTqHLWVTpe0u2GE1/LfK/6Gc2jOruaBfIX4VmYcUO0RM5P+u++yhbtYN+l3LjVYCqNOBw==
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

2026-09-17T10:05:52.436104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079035
observed 58e3ec724eec6b8cad3805f8f4dde7c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.419028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079035/manifest.json
observed 56efc51b761e398d51b78c5415b90d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.400063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079035/publication.md
observed 5e0e76cd8118b402897d2070a72dee82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.381862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079035/publication.txt
observed 74e7a139a4c8676b6e5bb825d6f340e9...
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.