OpenTechnical

OT-2026-000088368

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000088368) never changes.

Identity and time

Publication numberOT-2026-000088368 · never reused
Internal UUID01a0ae9b-5d27-7181-9f0d-d34fd44a1555 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088368
StatusPUBLIC

Content hashes

Canonical textadc29b0ed39c0fbc64b4a739b6a0022aa2aaddc054e121735f91648d0e866a3a
Markdown6beff90e75d70dbc58e8faada9167b523168f70b1248f432bfced0f46736f2fd
PDF
Publication page64d23f92d09cf89372ab8de7a2b6b384e40723fc854ee1852885545f7fde06bf
Manifest7e90d5c06f7d728ad3e26de8413e0269909643daface762fca60931bce96c601

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
Signature2npMkgAKLCGuceHeMA3D77fv6u2AbayrH5x+4OpMvjopVe5eGXact6irSJbViX5d7UrSnczpW5zR4f3GW4rUAg==
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

2026-09-17T09:48:42.955950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088368
observed 64d23f92d09cf89372ab8de7a2b6b384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.936701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088368/manifest.json
observed 7e90d5c06f7d728ad3e26de8413e0269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.918353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088368/publication.md
observed 6beff90e75d70dbc58e8faada9167b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:42.900765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088368/publication.txt
observed adc29b0ed39c0fbc64b4a739b6a0022a...
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.