OpenTechnical

OT-2026-000097486

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000097486) never changes.

Identity and time

Publication numberOT-2026-000097486 · never reused
Internal UUID01a0aea1-55b3-7944-91d3-29f90560d074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097486
StatusPUBLIC

Content hashes

Canonical texte2156242d2d8bf880ef071b5ddbd0551949d1152f34ed869ff1f3cff700fd257
Markdowncb08808007ed1f7faad50e42b1ac33b90c05bd97f08a3bf9d4741598f498da16
PDF
Publication page5c4553fac490256aad017d8987437f06060f6435d247e936f013febd9b2fa99e
Manifest8c15c8320ce7bb767873a9f533d23361d310f93736ae40a93be2771e45259de4

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
SignaturesvOU8DqcQKDhNEsy6qXlVbAAU6cAzPUdRnm05J4WYLgR7uVCf2oXeTRxapDSedd6cGnCGhCfswAYmOmUfohmBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:21.450884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097486
observed 5c4553fac490256aad017d8987437f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.433537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097486/manifest.json
observed 8c15c8320ce7bb767873a9f533d23361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.416363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097486/publication.md
observed cb08808007ed1f7faad50e42b1ac33b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.398448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097486/publication.txt
observed e2156242d2d8bf880ef071b5ddbd0551...
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.