OpenTechnical

OT-2026-000080586

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000080586) never changes.

Identity and time

Publication numberOT-2026-000080586 · never reused
Internal UUID01a0ae96-7e79-738e-9006-96a027dd48c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080586
StatusPUBLIC

Content hashes

Canonical text0e3ca8a290812c478ea966ed7a8974c9932656fdb8ce218da522e68d69887f88
Markdownbcf4013c6204e792475083c595b294108dba83f12183829e3989fe980101167f
PDF
Publication page323ce5959d9d618fd61037ed7f2e48b62444dab66639573b9069245f01269ef6
Manifestf031d100f4a752088640eb46fa6df1d0b821f925dfb271b8d37969a4e1ea97cc

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
SignatureINOfdtrcaz36O17kDJIaNorRcbrx6LLNC7FsImF7GXfYABP7yIos5VPD7FMCDAOCSiM89tLPajU6IwVPho/GAA==
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

2026-09-17T10:03:13.285866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080586
observed 323ce5959d9d618fd61037ed7f2e48b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.268787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080586/manifest.json
observed f031d100f4a752088640eb46fa6df1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.250800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080586/publication.md
observed bcf4013c6204e792475083c595b29410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.233606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080586/publication.txt
observed 0e3ca8a290812c478ea966ed7a8974c9...
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.