OpenTechnical

OT-2026-000086697

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, sustained blow-off before 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-2026-000086697) never changes.

Identity and time

Publication numberOT-2026-000086697 · never reused
Internal UUID01a0ae9a-2c99-7aec-9f43-e3e3e723f33d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086697
StatusPUBLIC

Content hashes

Canonical text32417bf2f98a7b32d49850ef1ad1b39dae74510b693bb07495ebc5afa56cfe70
Markdown9374012ac52fc34f5837d09d70de5ff8a7d7bab81c0cfba06d857b71e2d6b47a
PDF
Publication page735377b2a465295d9c1d04bd21224b819bba097f0817edbac1012b410aeb9b0b
Manifest42bef4704b3569ed56fe755d6b8bd18f2baa43ae8fba1dda8056429482c2a977

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
Signaturenf/Jh6aoanceDHOBLlskq17p54/XM1r0JF9g2qWawTwDqLGoNdLxhSCegb5gX0w4hBVMRmw/iSpsENIRYng7CA==
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

2026-09-17T09:52:34.069549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086697
observed 735377b2a465295d9c1d04bd21224b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.050901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086697/manifest.json
observed 42bef4704b3569ed56fe755d6b8bd18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.033552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086697/publication.md
observed 9374012ac52fc34f5837d09d70de5ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.014132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086697/publication.txt
observed 32417bf2f98a7b32d49850ef1ad1b39d...
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.