OpenTechnical

OT-2026-000026934

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000026934) never changes.

Identity and time

Publication numberOT-2026-000026934 · never reused
Internal UUID01a0ae72-3452-76d9-9b3f-aa4a2be75c83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026934
StatusPUBLIC

Content hashes

Canonical textb11ac16f2c4d9afa38cfd63f7c1b29742a48cbd7b8be3587db338369c4684a20
Markdown14e50af2e98d7925a56422b834475734f9b161d9d239b22810be6792b05cd5cf
PDF
Publication page103eca51b978ee89bce542ccb55d145917f3ae53b59aae2a5a9b91cb2866ca5d
Manifest7678fccb38c600ab45ded956941d3176ece903d310a48067e173d84531f4f685

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
SignatureRzmQzYtK158rs62NIRlqJVUdLzPnrO/97X3p4awUAgUEWGkj+Ua01gw8aZynRW0ORamaDGeKJ1rkO443jZqODA==
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

2026-09-17T11:43:33.086420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026934
observed 103eca51b978ee89bce542ccb55d1459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.068911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026934/manifest.json
observed 7678fccb38c600ab45ded956941d3176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.053469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026934/publication.md
observed 14e50af2e98d7925a56422b834475734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.037007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026934/publication.txt
observed b11ac16f2c4d9afa38cfd63f7c1b2974...
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.