OpenTechnical

OT-2026-000091395

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000091395) never changes.

Identity and time

Publication numberOT-2026-000091395 · never reused
Internal UUID01a0ae9c-f16d-76a1-98be-2f26680eb13a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091395
StatusPUBLIC

Content hashes

Canonical textf38ae040690a67bdc2c1872852480bd900a356daae24beceb8db98fc3683a96c
Markdownb94070934f6f343382e8a149a56e23bfae89719bea8507c1b74340be6d6528d5
PDF
Publication page7a66f33b1711ab5922ba1a5283e5c412341bac64f16b1ba39bebdbcde343869a
Manifesta9d930bd789a806986efcf51393537ed5d9da20f69d97e46950aa09fb2c400cb

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
SignatureKtjUgq15UM5o8kEmx72dm9+xLXTUgFjcbVSa4C7AnfMxVPqKWcCD+oTTSQAjXOB0QCG/YKMi5/jyEUaZ3fB5Cg==
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

2026-09-17T09:43:37.241574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091395
observed 7a66f33b1711ab5922ba1a5283e5c412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:37.224549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091395/manifest.json
observed a9d930bd789a806986efcf51393537ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:37.204165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091395/publication.md
observed b94070934f6f343382e8a149a56e23bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:37.184622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091395/publication.txt
observed f38ae040690a67bdc2c1872852480bd9...
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.