OpenTechnical

OT-2026-000078363

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000078363) never changes.

Identity and time

Publication numberOT-2026-000078363 · never reused
Internal UUID01a0ae95-7c28-75e1-8bdd-5c87b3a5c571 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078363
StatusPUBLIC

Content hashes

Canonical texte0d82ca0aeda956fcf31431f4a838bb5e259de60beddafed8fe9a89eaf0e278e
Markdown581593db295c60ac709f9a4bd5b58c6d4c0da2caffba9b65dcc69a4e90073823
PDF
Publication page808dd1644a2b4b3b7fe23cc2f148457973a17f6ad022fb498af36e522839d718
Manifestc2a7248a4e64a467af955c8c07fb489000cc06a79086a17f7f4fb30df3a83c42

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
Signature4QyyCg16ajH/czq3XfiTE1MmfzD1SLV5ByXXW5PjIx9FctYO9fxCLzTO4Q7JiVJlHSuiPt2yar3a/4IS029ABA==
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

2026-09-17T10:06:20.053860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078363
observed 808dd1644a2b4b3b7fe23cc2f1484579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.034640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078363/manifest.json
observed c2a7248a4e64a467af955c8c07fb4890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.014208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078363/publication.md
observed 581593db295c60ac709f9a4bd5b58c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:19.994262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078363/publication.txt
observed e0d82ca0aeda956fcf31431f4a838bb5...
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.