OpenTechnical

OT-2026-000070569

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000070569) never changes.

Identity and time

Publication numberOT-2026-000070569 · never reused
Internal UUID01a0ae91-5460-7e7d-b21c-698a086732e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070569
StatusPUBLIC

Content hashes

Canonical textcff350a476a35f0fba98dd2549aec765129a43da47d19b7ca3be39a092d09fa1
Markdown3673f796575461cb87da04925ddd7420bf693565e2c9b7f65544b5a792030b40
PDF
Publication page3a6bf62cfb2016883b9628c22bf0008c18c4ab9cea12e5312f9472dc0ebf4afe
Manifestc14edf699fccc622fd217b5d86d30b5b7a98d79e940100d4a0bc5d1e080cf3aa

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
SignaturenGlOWlWbDGigZiIHDMMoI50OuzTEQAz5CDryll6XFZy3W6mFBIm6ssxBgwwa6ZYr10Ir6FcuTDHERLJJrp8PDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:25.214372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070569
observed 3a6bf62cfb2016883b9628c22bf0008c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.197562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070569/manifest.json
observed c14edf699fccc622fd217b5d86d30b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.180702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070569/publication.md
observed 3673f796575461cb87da04925ddd7420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.161752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070569/publication.txt
observed cff350a476a35f0fba98dd2549aec765...
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.