OpenTechnical

OT-2026-000026790

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000026790) never changes.

Identity and time

Publication numberOT-2026-000026790 · never reused
Internal UUID01a0ae72-3451-73c4-87db-9ea2c5435101 · 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-2026-000026790
StatusPUBLIC

Content hashes

Canonical textaf0ea9e10dce08eb6a97bb374942cd1b3aee3b4a92ebe7b3f009b817769165e2
Markdown9d7dd6f0931339221e98c244060e24b9c84b0c3b379327b3c64c35e8a4f6edd1
PDF
Publication page41284eb27af8da4fe54a3765296e8e07cc9f6a13fca5856f001f724818a31b0f
Manifest84e11a4d365472288c5cc99b35f631c80f204423b23bd82a9d66d4d107cd51b2

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
Signaturex8yFnbRW9VTJPXcU4IbC7Ud6eqFyMIwM9VesXQQLgfiWvd2clH8De+bl9tKpGTZ6JS3x0+11eROIlyPcbxMeCw==
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

2026-09-17T11:43:21.912289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026790
observed 41284eb27af8da4fe54a3765296e8e07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.895172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026790/manifest.json
observed 84e11a4d365472288c5cc99b35f631c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.877783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026790/publication.md
observed 9d7dd6f0931339221e98c244060e24b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.860277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026790/publication.txt
observed af0ea9e10dce08eb6a97bb374942cd1b...
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.