OpenTechnical

OT-2026-000061797

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000061797) never changes.

Identity and time

Publication numberOT-2026-000061797 · never reused
Internal UUID01a0ae8b-b8ac-75d0-8a8c-c23da670cfb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061797
StatusPUBLIC

Content hashes

Canonical text84a5e250768ecfc67fe82e0fd3ddca05b4fc2174f7b6faac88f5197d940ef9b3
Markdowna2560b42284a01409f9a94cfe17bc7628b3c7cfb5773374e67dbf00c971f2fcb
PDF
Publication pagee981e5ec861e2fc473e0c1c7404b53a55768954fdc0167605277f332738954b2
Manifest441842905c800e5ddb7cc063e572db18a4104b0ccb7c91ec57c0d378252d996a

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
SignatureSc+E6+To2dZxr6ksmCyKQpn5OPwXHhNBBVj+4eTyDrb//Zf3UOsT9yI7lt5Mh7eBB5UeevpKpLdHxGb3KFeWAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:31.129187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061797
observed e981e5ec861e2fc473e0c1c7404b53a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.106901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061797/manifest.json
observed 441842905c800e5ddb7cc063e572db18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.082193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061797/publication.md
observed a2560b42284a01409f9a94cfe17bc762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.061052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061797/publication.txt
observed 84a5e250768ecfc67fe82e0fd3ddca05...
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.