OpenTechnical

OT-2026-000093170

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000093170) never changes.

Identity and time

Publication numberOT-2026-000093170 · never reused
Internal UUID01a0ae9e-0910-7ab8-9617-583777b46fba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093170
StatusPUBLIC

Content hashes

Canonical textfaaa1052c4534b00c8c072a74582031fdf1ffc82bbc82d8858a4f041fd7470ed
Markdown065ceacfc31cb550f31d308681315d62f93fb020992582cbe9a82779cf297c01
PDF
Publication page8900fdc5cfc417710e7e96077542da04edf8f9188149aa3dcfc03fe6104279ba
Manifestdbc5cc400c68a751c18bd99ec4cfc0ca923f3a6163cc3fe996e95e5ae047a551

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
Signaturev4tCHUTpdJNElPhPU9uDm1hm2cS7SnJju8UJO0AcmMevfp1uqyYdtHx6Vt/78Y0m7XoouBfKxyqr6mL2qkD5DQ==
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

2026-09-17T09:40:28.214718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093170
observed 8900fdc5cfc417710e7e96077542da04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:28.199302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093170/manifest.json
observed dbc5cc400c68a751c18bd99ec4cfc0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:28.183064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093170/publication.md
observed 065ceacfc31cb550f31d308681315d62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:28.166876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093170/publication.txt
observed faaa1052c4534b00c8c072a74582031f...
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.