OpenTechnical

OT-2026-000038776

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000038776) never changes.

Identity and time

Publication numberOT-2026-000038776 · never reused
Internal UUID01a0ae78-769e-71bc-9349-2d0813dd92b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038776
StatusPUBLIC

Content hashes

Canonical text83f4f2fb3b2ec37f0b8ac9a35a6993ece054aa73823854b2dc48fb94f4d4ac23
Markdownd1f73c44b628ea1cd0a2884c90944539d7f4b117e6c7f7953db4eccbf5d1789d
PDF
Publication page85f77d98080c6b9c3fa13dea75fa1aa65f3dc97dc45f6c293cabc4d1d94b273f
Manifestb272d5bc4cbecfec324641d21e158a26bf9d72535af5ffb8c8c4cb385a0a5fa2

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
Signaturejqk47ydD2gzaroEoaFUdEl0+GIDqv9o3/Mib4ipjkA5edXXm/98UB8DNju0C/kR6g96cnqGBjb07vr/2n6/NCw==
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

2026-09-17T11:21:19.312469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038776
observed 85f77d98080c6b9c3fa13dea75fa1aa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.293915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038776/manifest.json
observed b272d5bc4cbecfec324641d21e158a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.275647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038776/publication.md
observed d1f73c44b628ea1cd0a2884c90944539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.256743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038776/publication.txt
observed 83f4f2fb3b2ec37f0b8ac9a35a6993ec...
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.