OpenTechnical

OT-2026-000069094

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000069094) never changes.

Identity and time

Publication numberOT-2026-000069094 · never reused
Internal UUID01a0ae90-6dce-73cd-a0ea-6510a5d98aa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069094
StatusPUBLIC

Content hashes

Canonical texta60761965c53931b1bcd4b072cda2454df5b4e86e32febc3abf2dbb7c2a8e597
Markdown0c75f601f780b6bd014930cdbd7f28adffead390d2084f60d3ceef21fa4cbbfe
PDF
Publication page459485ca33ec34b4b11b303cd2fb4e1f868d9ee711e7358301fdda6ff16e23dd
Manifest39255aad2ccacfa8e47df675ef6fd9271b0525be936d401f3ab4b09be20640ec

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
Signaturew+/ys1s8hx7Yao37fnd3hwtkJ2cOS2uUDoCyD+uknhABBKfjWsUwswAW1wYyiYbZtQyYXGEfdzeUp777dR6YCg==
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

2026-09-17T10:28:57.916992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069094
observed 459485ca33ec34b4b11b303cd2fb4e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.901087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069094/manifest.json
observed 39255aad2ccacfa8e47df675ef6fd927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.887256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069094/publication.md
observed 0c75f601f780b6bd014930cdbd7f28ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:57.871655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069094/publication.txt
observed a60761965c53931b1bcd4b072cda2454...
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.