OpenTechnical

OT-2026-000007624

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed 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-2026-000007624) never changes.

Identity and time

Publication numberOT-2026-000007624 · never reused
Internal UUID01a0ae62-76bc-7f31-967a-04b394f28269 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007624
StatusPUBLIC

Content hashes

Canonical text7978fa6448ab64aab72da54082f6b7adc6a45ab5d7c3f4bccf5c6192eae4b2ac
Markdown93f20dda9f707b20d8c1c27dddc9cfa8e8561902c74b7c9e7191111a45842516
PDF
Publication pagef286ce657c6b2997b45c5102ba8c42f227f0022b4e62940e8c471ca54adb233f
Manifest9939f342bba9ae7a5d535a7a03f501f9f22e2b44294226afdb1eba2b3d2223be

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
SignatureKY6wUP50G0ANU67lfBQtGQmri4RTRWPUFg3AuwT5Fj3dhhjHD5VzRVcYjmlf5JAC7OtCXsIETEHJtBVFDP88Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:14.419514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007624
observed f286ce657c6b2997b45c5102ba8c42f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.402405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007624/manifest.json
observed 9939f342bba9ae7a5d535a7a03f501f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.385713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007624/publication.md
observed 93f20dda9f707b20d8c1c27dddc9cfa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.366283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007624/publication.txt
observed 7978fa6448ab64aab72da54082f6b7ad...
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.