OpenTechnical

OT-2026-000077905

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000077905) never changes.

Identity and time

Publication numberOT-2026-000077905 · never reused
Internal UUID01a0ae95-2ed1-7d87-8b99-d8df7f51ee68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077905
StatusPUBLIC

Content hashes

Canonical textbe2a80f62c24f2f7f18aa8e75d0e5816ab4ce1fbb8d3fb84566dcac2fa0f2be9
Markdownae73a62a8a6ad99b57a90197cbab887779540f734ead4fd9a784b029fd777962
PDF
Publication page22ef02d0aae831e3dc1d3467b71f6df847bd30d1a93923a5d657c04d40dafb22
Manifestb072bd9f51fa658e8757ffed43eb4184b1e7a0fd7ac7e49727cd2da3f35a5ce5

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
SignatureTSn13+D0pDAl8cJ5F8WPUJYNBXXSWPu+zEhldG4f8DtWR35zXYptLv2MpINm8Rnb2BzEnPxpcmjJeIUPBrTlAQ==
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

2026-09-17T10:07:39.231790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077905
observed 22ef02d0aae831e3dc1d3467b71f6df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.212093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077905/manifest.json
observed b072bd9f51fa658e8757ffed43eb4184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.190916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077905/publication.md
observed ae73a62a8a6ad99b57a90197cbab8877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.170592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077905/publication.txt
observed be2a80f62c24f2f7f18aa8e75d0e5816...
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.