OpenTechnical

OT-2026-000009535

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, sustained blow-off after 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-2026-000009535) never changes.

Identity and time

Publication numberOT-2026-000009535 · never reused
Internal UUID01a0ae6b-7562-735a-82ea-a5d0147752ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009535
StatusPUBLIC

Content hashes

Canonical textbbc1b926477d4ab24d82b9444b8d9de7321e6fa7e1f8c7a5ad0c07a8d2997ab5
Markdownc6184498f3d7aacf9746c6b90232e638b564e3c822cab508fff9be8a12d62b0b
PDF
Publication page31d1184582600f03adb2cb2b9f02050921b71fa0fa6696f8356257aa5d7fd625
Manifest3d850bcca9a96c49cf7318dd3d8a3a5e77d67244f8e010afb22ec257f2818fcc

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
SignatureZY5P+qPy2pl8zldZFT6ikD9Yv81ASZV/5ezxZiWu0qxt7CDtP6bxbznoCk5Rj3UXHb88n4Q2+61yDP2/C5+3DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:57.341473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009535
observed 31d1184582600f03adb2cb2b9f020509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:57.323421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009535/manifest.json
observed 3d850bcca9a96c49cf7318dd3d8a3a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:57.304457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009535/publication.md
observed c6184498f3d7aacf9746c6b90232e638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:57.284891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009535/publication.txt
observed bbc1b926477d4ab24d82b9444b8d9de7...
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.