OpenTechnical

OT-2026-000072765

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000072765) never changes.

Identity and time

Publication numberOT-2026-000072765 · never reused
Internal UUID01a0ae92-89da-7504-86b8-582fb2ef634a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072765
StatusPUBLIC

Content hashes

Canonical text589f37f45c9d282c5c1340d029e8f08b001e86b5acadc6c71e3aeecf9521a74b
Markdown90bdb625dcef687a965f8e3b12fe55bca47cae4e97e5ec8bd3cca3755ef7902c
PDF
Publication pagedbb4bce09d2040e619447986ef6558ac37431057c8187e9ff310cd49dcf28b7f
Manifest3756549e7ddc52d34623b2c015bba21f2cfd70f53957ef5941825595d1be7df2

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
SignaturevE9VqOqhx5Y7GjUOrmW7lE3TtLd2xE5a2UGMb26bnJdqli2JliFnrNau8HQKZtSIVwlKi8KKYX3yDJ9epo96AA==
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

2026-09-17T10:22:40.403224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072765
observed dbb4bce09d2040e619447986ef6558ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.385510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072765/manifest.json
observed 3756549e7ddc52d34623b2c015bba21f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.368597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072765/publication.md
observed 90bdb625dcef687a965f8e3b12fe55bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:40.351798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072765/publication.txt
observed 589f37f45c9d282c5c1340d029e8f08b...
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.