OpenTechnical

OT-2026-000006460

Publication integrity record

Vacuum cup gripper, six outlet manifold, ejector fed, contact triggered on the face, silicone cups

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-2026-000006460) never changes.

Identity and time

Publication numberOT-2026-000006460 · never reused
Internal UUID01a0a95c-05fc-718a-9d87-e3b4e5c0cf37 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:36:15.487681Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006460
StatusPUBLIC

Content hashes

Canonical text1e2d1feda0f7e4392fc6359d2b091e3312137ee93f7bfe837b8b0adc80fec4f5
Markdowna551ac3ae7ba3f3443c6717d0d2f2197d9d12b444a58a2e614bcc30ec84d20bf
PDF
Publication page561161027c7080c58d61f7c95d66fd0b993272074b456ee4136a01541bc70170
Manifest60f3ce484dc072b5e2f059718fcfc490c33a0468aa67ef80a08cadacd7707e03

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
SignatureT5XIx2J2pIZKusC5dBBdNbzMeFIQDjYIVz4A5W/S31R3KMdDhl4dCa1UCIJdlt/Ef+2hKdzYNjVLJUWuozutDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:14.994398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006460
observed 561161027c7080c58d61f7c95d66fd0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:14.981104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006460/manifest.json
observed 60f3ce484dc072b5e2f059718fcfc490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:14.969429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006460/publication.md
observed a551ac3ae7ba3f3443c6717d0d2f2197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:14.957775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006460/publication.txt
observed 1e2d1feda0f7e4392fc6359d2b091e33...
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.