OpenTechnical

OT-2026-000085602

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, sustained blow-off before set-down

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-2026-000085602) never changes.

Identity and time

Publication numberOT-2026-000085602 · never reused
Internal UUID01a0ae99-aaad-7c8b-8020-6c2def170480 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085602
StatusPUBLIC

Content hashes

Canonical textcb7a58f6d805e699e16b4d6e255f9952063beabe0e12af2227544ecc93783d0c
Markdown061fb1f99fed72ab5c448d120fbbb662afc1b1426c7cee130cfcf0de0a9a7d8e
PDF
Publication pagee0f961f255e6ad6f6f7470cddc26f0b3d8eaa4f059db86a4754f8b3d7535b9c2
Manifestbd1bf2475519f642ced4a668758c57250aad09b59097da94748c8296feb5c418

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
SignatureAjFkWlalFxkBvy/BDUMyN+eLkD5slM3yUOdKAJJ32SNidcu68vPjEDwtfd9Z2ODYIeVQCuh4pT9K6AoKpJgrBg==
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

2026-09-17T09:54:28.775502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085602
observed e0f961f255e6ad6f6f7470cddc26f0b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.757632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085602/manifest.json
observed bd1bf2475519f642ced4a668758c5725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.739802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085602/publication.md
observed 061fb1f99fed72ab5c448d120fbbb662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.720507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085602/publication.txt
observed cb7a58f6d805e699e16b4d6e255f9952...
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.