OpenTechnical

OT-2026-000078767

Publication integrity record

Two cup vacuum gripper, two 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-2026-000078767) never changes.

Identity and time

Publication numberOT-2026-000078767 · never reused
Internal UUID01a0ae95-ccbc-7e3c-a3a0-39b6cae2738a · 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-2026-000078767
StatusPUBLIC

Content hashes

Canonical text0da6b1a8e01c731c0a946389ad3d95929dfa623b497442eb7d8a1eb9eac0827d
Markdown8e8d300ad437b5c98ccfb45ec77460d1bbb027ba730b643a4954f98229685dbd
PDF
Publication page57ed35e1ef0d97209f55154719a1beb4d455c5c64d75bbfd526b0819961c8b68
Manifest71174450e71e987b80a8736830bc37f66f616ae0da5971af2b8df0a148e07a91

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
SignatureeOteYhjtkhAGuEZdN5mfFtWLAnIPEBAp0OCjn6eLAp8Sjwt/yMkyMc9921jCNmwW1U8yV5xxvKjCCf8DOt1tAA==
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

2026-09-17T10:05:33.259474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078767
observed 57ed35e1ef0d97209f55154719a1beb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.239985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078767/manifest.json
observed 71174450e71e987b80a8736830bc37f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.221458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078767/publication.md
observed 8e8d300ad437b5c98ccfb45ec77460d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.204195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078767/publication.txt
observed 0da6b1a8e01c731c0a946389ad3d9592...
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.