OpenTechnical

OT-2026-000051319

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051319) never changes.

Identity and time

Publication numberOT-2026-000051319 · never reused
Internal UUID01a0ae83-2740-7522-acd8-99196428dae8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051319
StatusPUBLIC

Content hashes

Canonical text1dd872e8a47a7cbe6dad56b2edfb0d26f2284e47b547edda103c1091ff82c81a
Markdown39bca5a8e091f51b059e03164082dad91f657a27ab2beef2307f626b37444cc1
PDF
Publication page26e290a2856b71c426607e58c16c4c344df8a801c3c3765707632bbbfb5a193f
Manifestdcd45209ed82c74926ab5ebc8e7be684bbfc291d540b432c498d943aa753b628

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
SignatureI9EUdTa41NH4FENSfsH+iQS9EWpWwZZiPbIoxv0NJXhcByP4O0t4nJpPsyNSlQ1mzfnQmsBLanEGC+vY52AADQ==
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

2026-09-17T10:59:11.890964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051319
observed 26e290a2856b71c426607e58c16c4c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:11.871011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051319/manifest.json
observed dcd45209ed82c74926ab5ebc8e7be684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:11.850032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051319/publication.md
observed 39bca5a8e091f51b059e03164082dad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:11.828135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051319/publication.txt
observed 1dd872e8a47a7cbe6dad56b2edfb0d26...
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.