OpenTechnical

OT-2026-000088677

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088677) never changes.

Identity and time

Publication numberOT-2026-000088677 · never reused
Internal UUID01a0ae9b-8f0f-70c9-a8b9-8854d83672aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088677
StatusPUBLIC

Content hashes

Canonical text6dbcd04a076af01aab24c8f1a0a36446f3d7f061024738ff76778e26a7099792
Markdownae87692481349fc209718180a0408bf3c9f2ed86254bda6382c2a1b2ecccf2c8
PDF
Publication page5a87c6c36231103ee6babe4c3e468d89674524a415d0e2974c806f4bd5688844
Manifestb9825740df0d6d2ab96ec874ed954790af7ef358ad9b064f07d289a778dd7df6

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
Signature/zByvFlPMis4zthm7e3bpuIOVKuLWNKTowlhE2p+3rD9aAdFKrKhdfZwDDi6MQdVUYK91a6kChVmtQrRB37TBA==
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

2026-09-17T09:47:54.298104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088677
observed 5a87c6c36231103ee6babe4c3e468d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.280861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088677/manifest.json
observed b9825740df0d6d2ab96ec874ed954790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.263985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088677/publication.md
observed ae87692481349fc209718180a0408bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.245554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088677/publication.txt
observed 6dbcd04a076af01aab24c8f1a0a36446...
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.