OpenTechnical

OT-2026-000086952

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000086952) never changes.

Identity and time

Publication numberOT-2026-000086952 · never reused
Internal UUID01a0ae9a-80a5-774a-abef-0408a6118c95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086952
StatusPUBLIC

Content hashes

Canonical text00ffdaf0513be59d832bd5aa7874592e2cf18e22afb72ccbce604e9ec2d4bb4e
Markdown2012a83cc8ab9a93005212fc00b4ec1146b7f90845fae85e66bf74c0c43eede6
PDF
Publication pageee1f52ef5457dd740330da72c46174fc07cae42f6eaa725b2778bbe8962dfb2c
Manifest9cc56937268ebcb13778ed01b5bd5b9dd53824ecfc65196767902530fc6a54e8

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
SignatureQ0lc8+J06mw5UEqivl9wB5yDa8rIfacJKSi8rkuljUb0cnRZ5PRUerQ290GyfC516RkC4vXhNu3NgdrzKoGDCw==
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

2026-09-17T09:51:50.818838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086952
observed ee1f52ef5457dd740330da72c46174fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.799602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086952/manifest.json
observed 9cc56937268ebcb13778ed01b5bd5b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.777673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086952/publication.md
observed 2012a83cc8ab9a93005212fc00b4ec11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.756139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086952/publication.txt
observed 00ffdaf0513be59d832bd5aa7874592e...
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.