OpenTechnical

OT-2026-000029610

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000029610) never changes.

Identity and time

Publication numberOT-2026-000029610 · never reused
Internal UUID01a0ae73-5e22-7ad8-900d-22b61383c49a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029610
StatusPUBLIC

Content hashes

Canonical textc3de19128bed05571a3a68fd985a88c47584a56d1c3ff5dba715f913b3f7ba55
Markdownd21810f23b76f54349dde72485a9f6373257233cacad0a7c233b994f0599be15
PDF
Publication page63b41f5286449cd83ead0f13462371d8c42106d04bf306985a701207e0342b9f
Manifest5c635e124aed54b4bec8fa6d3e73be70dbe5c1b5651e98618cbfe734a7c78e07

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
Signatureul/YjVkETZOAQjLajBb7WIEYg78lrqKNS3QzhhhhMckMulCk+iViK+ZxmLtBOh4ZLd2XCVq8QMjz/PKKSNeTAQ==
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

2026-09-17T11:39:18.727350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029610
observed 63b41f5286449cd83ead0f13462371d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:18.710252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029610/manifest.json
observed 5c635e124aed54b4bec8fa6d3e73be70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:18.691856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029610/publication.md
observed d21810f23b76f54349dde72485a9f637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:18.673776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029610/publication.txt
observed c3de19128bed05571a3a68fd985a88c4...
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.