OpenTechnical

OT-2026-000080938

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000080938) never changes.

Identity and time

Publication numberOT-2026-000080938 · never reused
Internal UUID01a0ae96-b975-71ec-9b9c-7dc5bbc06e88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080938
StatusPUBLIC

Content hashes

Canonical text5e57e6242bf63642ee5a67448b9f9d412788f283f6ac1d2a0d11b76ef3024299
Markdown41997423848235a7e18d2507f2ba3eaae37fc831d3448eb8220c84186ec51813
PDF
Publication page7921f3d106997a5be029d15c1e9ae548e6e15fdca090261773566d8b89f83be2
Manifest6ec8505b008d9b2573e81aa39b2034c2a86842e24ec4cd51677db2734f9b610a

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
SignaturewJUpTlNQT8Nam7hd5xySESI/UhHKoMclojcdBUtluoloxFKUkDRg9HI9m8xk2aPMZM+t6LexcfUNShwrq4eGDw==
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

2026-09-17T10:02:08.696039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080938
observed 7921f3d106997a5be029d15c1e9ae548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.679200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080938/manifest.json
observed 6ec8505b008d9b2573e81aa39b2034c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.662870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080938/publication.md
observed 41997423848235a7e18d2507f2ba3eaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:08.645212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080938/publication.txt
observed 5e57e6242bf63642ee5a67448b9f9d41...
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.