OpenTechnical

OT-2026-000064368

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000064368) never changes.

Identity and time

Publication numberOT-2026-000064368 · never reused
Internal UUID01a0ae8d-a460-7efa-bc26-627fd50fe549 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064368
StatusPUBLIC

Content hashes

Canonical textda564d61c933054a96af10624bd9f4ed15718b0720a1326d2f9ae7abcc9a8f44
Markdowned3943b5897ad0bb7611c1dba71fd5f951c969d3bb9d2bf8d3a1ab79326c0f2f
PDF
Publication page2818d85abc2489d01d425ac665e6993050b3abb7b8014094b2cfb58506617854
Manifestff79147cbfb6348602a5f27ea292f71b806a1a029495f9804c01198f6124a784

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
SignatureFwTnoTjNfcQ3/KfAQyZJEFobSTZUaLIDsaXunMPl+MCE+72ZKdQpPDSGItM6te3auEe7iClz/46HiCm2z3msBA==
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

2026-09-17T10:36:31.945709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064368
observed 2818d85abc2489d01d425ac665e69930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.928680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064368/manifest.json
observed ff79147cbfb6348602a5f27ea292f71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.912195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064368/publication.md
observed ed3943b5897ad0bb7611c1dba71fd5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.894109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064368/publication.txt
observed da564d61c933054a96af10624bd9f4ed...
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.