OpenTechnical

OT-2026-000068391

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000068391) never changes.

Identity and time

Publication numberOT-2026-000068391 · never reused
Internal UUID01a0ae90-2480-792b-b7fe-663016c770f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068391
StatusPUBLIC

Content hashes

Canonical text66ec17553e66868d76502ceaccd8c3e74a72fca1daf8af7cc4cc524115cbd82a
Markdowne30ed80740ae6e3e6607725c34191ccc054d096ab897633f995c60d03a561390
PDF
Publication pagee7d604e0615dd9978df4e5e14e94b7478f5ebb0fc9f5ce85033b528b2db2692a
Manifest60284cf859d0d5d278d12a03c7969e794d7ee7d82f07e720cfe01a3dece87684

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
Signature5XuMlC3MVHvM4CoPTUyBctD0aGvT5psyFOyVdf+AkH87BiJwHQ2qPGJsRG0puhyelJyuaIQwd2shyr0zxBSyAg==
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

2026-09-17T10:29:26.817199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068391
observed e7d604e0615dd9978df4e5e14e94b747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.800160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068391/manifest.json
observed 60284cf859d0d5d278d12a03c7969e79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.781091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068391/publication.md
observed e30ed80740ae6e3e6607725c34191ccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.762027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068391/publication.txt
observed 66ec17553e66868d76502ceaccd8c3e7...
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.