OpenTechnical

OT-2026-000091755

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000091755) never changes.

Identity and time

Publication numberOT-2026-000091755 · never reused
Internal UUID01a0ae9d-43b9-770e-997a-e401463118eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091755
StatusPUBLIC

Content hashes

Canonical text0adb8b75660f865c6457a4279bc8a35f93ce704e0d4228835d4c2c5330ac837b
Markdown35baf3c534db4a7ee57493ff4d5b51002d0d5542bd65336617c2fe63e9a79e64
PDF
Publication page10aa0ca7572fe68fc36ac76113567d6a81237bf3e270faab6a4b275edf4e1d5e
Manifest16a1846edb26f01f75300ba52caa897b0bec3a066740e71e1e7d39d9757d2693

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
Signature0R5GmrR8UWFoGZfaPesaGauC7xPBOT2WahiZXs4vZwDbHE6JcUNdGDA+l5/lfhQMmydrOAGOdfSjaSLfOi+lAw==
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

2026-09-17T09:42:37.679408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091755
observed 10aa0ca7572fe68fc36ac76113567d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:37.663687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091755/manifest.json
observed 16a1846edb26f01f75300ba52caa897b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:37.629320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091755/publication.md
observed 35baf3c534db4a7ee57493ff4d5b5100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:37.592942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091755/publication.txt
observed 0adb8b75660f865c6457a4279bc8a35f...
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.