OpenTechnical

OT-2026-000085867

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000085867) never changes.

Identity and time

Publication numberOT-2026-000085867 · never reused
Internal UUID01a0ae99-e829-7506-9107-f5a766d54fdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085867
StatusPUBLIC

Content hashes

Canonical textf2d6a6295cfd3edd194170d4435b7d9a3b2bdbe433ca66889728f0349fcdc33f
Markdowne45ad5da44dababb4f8b188c99fc7d191711f9afbd7c98f62770a6a7931a7c70
PDF
Publication page0bdb53171b2d61cc76fbfa06fc1794f39c62934095684900bc39623f8bdb75be
Manifest0ee19ca08593507e522b6133c4c9aaa05715ad9ef8ca1abc816337c44f98a900

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
Signature+DwnljdeGqzba63osG/tKFka8wvJ7OoHBum4KYV5j4pSG3hwfa9gHw98xkkUfAgInCXlPKwg5nyU0aAaVT7aDQ==
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

2026-09-17T09:52:47.919493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085867
observed 0bdb53171b2d61cc76fbfa06fc1794f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:47.901513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085867/manifest.json
observed 0ee19ca08593507e522b6133c4c9aaa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:47.884091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085867/publication.md
observed e45ad5da44dababb4f8b188c99fc7d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:47.866369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085867/publication.txt
observed f2d6a6295cfd3edd194170d4435b7d9a...
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.