OpenTechnical

OT-2026-000044667

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000044667) never changes.

Identity and time

Publication numberOT-2026-000044667 · never reused
Internal UUID01a0ae7c-39da-75c0-a144-37e2c7b9da93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044667
StatusPUBLIC

Content hashes

Canonical text3f9eab7a783240fe9d469dfe06c86e098ce311f9793512fe68f94af6010cb7f8
Markdown15cd841f5674977d5936b1b1693406b039080a35c55b37f0af48294418ab55cf
PDF
Publication pagecdae1eb3663ac37b3b76fd677c796969e37e4ef32fe3af3a5f20fd4fc7a371ec
Manifest3e808f945bf43fd1edd6508098aa8c7850607688960bd7662bdbc34bf34901f6

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
Signature1XxBr3Y51vFWBPiClQ8KEYJTiXK6nUDVmkgPYYCnxBUaB4/Dm9PVaO+B8DJnuOtuJpe3BnXlrgeYtcc0g+LSDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:55.030343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044667
observed cdae1eb3663ac37b3b76fd677c796969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.012422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044667/manifest.json
observed 3e808f945bf43fd1edd6508098aa8c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.993131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044667/publication.md
observed 15cd841f5674977d5936b1b1693406b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.972308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044667/publication.txt
observed 3f9eab7a783240fe9d469dfe06c86e09...
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.