OpenTechnical

OT-2026-000084893

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-2026-000084893) never changes.

Identity and time

Publication numberOT-2026-000084893 · never reused
Internal UUID01a0ae99-43b4-7d50-a06f-d2c287b75534 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084893
StatusPUBLIC

Content hashes

Canonical textd77b1148510d74af1e565933d66077d99e6a4fe5f5fdc1b3bcfbd6e3558aee1d
Markdowncda0924cdb44b597b894e447bd1f34058880a1b5ec852cf86dace18c0f315915
PDF
Publication page9d4a529710e5da7d645632fb3632a2444eb95ff45007edb03b8ff42520663b1e
Manifestfec927894e7bcd0777eb6c39cd52eb76c1098b541b2fa22f91f4a21cec64ee98

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
Signature/gazl/LtUu0O/NH8dGd6IXmVgEZ1Hu+7fY0APXwWX/FMTIeXi2tCYkTnC2EPLVneDyQ9Hxa7QA7wL/Rw98tmBA==
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

2026-09-17T09:54:52.120437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084893
observed 9d4a529710e5da7d645632fb3632a244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.100113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084893/manifest.json
observed fec927894e7bcd0777eb6c39cd52eb76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.081431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084893/publication.md
observed cda0924cdb44b597b894e447bd1f3405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.061164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084893/publication.txt
observed d77b1148510d74af1e565933d66077d9...
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.