OpenTechnical

OT-2026-000069503

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000069503) never changes.

Identity and time

Publication numberOT-2026-000069503 · never reused
Internal UUID01a0ae90-b52b-738c-8b00-1112cd97f1e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069503
StatusPUBLIC

Content hashes

Canonical text0463ef37f36513f9f579a793d1796631ed97b9ce99b88e938cc8777a6c80c8af
Markdown40c3c3e60f41f5cc4b6626bee4b10560babd18bbaf057468eb0332f1216bd365
PDF
Publication page9b47e1955d465bc45b97effec034fe6de88b1cf3bcc2f41cf5b1c52826cace4f
Manifestd0dbcc329b26fce43dde4bd219c082b70f5e1bb3bc74837934903adf5b133d1f

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
SignatureT+Yakx3I1JnhbkPwLQRQGqjKnsZ3/QItIYFSCEPHqEjtdsarLpmQfJ4WaUii6dtvboaA7CS6B9XQeyXHI5I2Bg==
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

2026-09-17T10:30:35.241709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503
observed 9b47e1955d465bc45b97effec034fe6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.225460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503/manifest.json
observed d0dbcc329b26fce43dde4bd219c082b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.208374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503/publication.md
observed 40c3c3e60f41f5cc4b6626bee4b10560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.190067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503/publication.txt
observed 0463ef37f36513f9f579a793d1796631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.151289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503
observed 9b47e1955d465bc45b97effec034fe6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.134044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503/manifest.json
observed d0dbcc329b26fce43dde4bd219c082b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.114521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503/publication.md
observed 40c3c3e60f41f5cc4b6626bee4b10560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:08.098005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069503/publication.txt
observed 0463ef37f36513f9f579a793d1796631...
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.