OpenTechnical

OT-2026-000063876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063876) never changes.

Identity and time

Publication numberOT-2026-000063876 · never reused
Internal UUID01a0ae8d-53bb-7e92-a8c8-d971fa935762 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063876
StatusPUBLIC

Content hashes

Canonical textafd9a97091f9e5bda45cabedc5aba7f232b1479bc83cd9f2d0427a81a5574c24
Markdownb12469302511d42b9a7284813a2ed830df0e6dc2e3ac5b1e77178f774eb6d05a
PDF
Publication page135b0b3b3e06fefbc18239a25f152280d3ee4a29e85a6fdbcf471e6ab0cd5360
Manifest64ee107c0195240f7d9d53cee7862891ea2b97cb3b4045a6a3e2ebfe12a72169

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
SignatureDHBLhclxa+E+RM9itdxMYk0hLqU1uD8pymtEGOltk00pN4TWUOlGWea+PiW9veL6aXRq0ib0vVNREH1DiIbxAw==
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

2026-09-17T10:36:54.984915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063876
observed 135b0b3b3e06fefbc18239a25f152280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.968483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063876/manifest.json
observed 64ee107c0195240f7d9d53cee7862891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.948362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063876/publication.md
observed b12469302511d42b9a7284813a2ed830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.929008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063876/publication.txt
observed afd9a97091f9e5bda45cabedc5aba7f2...
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.