OpenTechnical

OT-2026-000070603

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000070603) never changes.

Identity and time

Publication numberOT-2026-000070603 · never reused
Internal UUID01a0ae91-5460-727c-af2d-24363a8b60a7 · 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-2026-000070603
StatusPUBLIC

Content hashes

Canonical texted3461e805775a022ba0b5004c57abf23d9bd3321bbe8d47ba9d02c976f68c7d
Markdown91deeea0c29247d78b9ee102c57bb8369323e320ff2d330ec02a13b48461319a
PDF
Publication page272a3d4bd5b9077910a2770377d06cd6ea31ea9cec29dae0cc01a1c2a609cedd
Manifestb621b72ce06de131d59c05a6868036d811885ef1a5024d036c3361d1988f7ad9

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
SignatureiJqyYzdXvPOsvWr2kyUvaa5UFszx58O2yYAF6pBzZyZh+bVzkPzZi/h9sHF7vYt1NUnMf4Eer6QCYDOhV0fNBw==
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

2026-09-17T10:26:27.688423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070603
observed 272a3d4bd5b9077910a2770377d06cd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:27.668662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070603/manifest.json
observed b621b72ce06de131d59c05a6868036d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:27.650575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070603/publication.md
observed 91deeea0c29247d78b9ee102c57bb836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:27.631467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070603/publication.txt
observed ed3461e805775a022ba0b5004c57abf2...
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.