OpenTechnical

OT-2026-000035204

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000035204) never changes.

Identity and time

Publication numberOT-2026-000035204 · never reused
Internal UUID01a0ae76-6a1e-7dac-b347-cd8cb640dbbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035204
StatusPUBLIC

Content hashes

Canonical texta43424e7a365300377247a8d68aee2112c3e37c08e4e16bc2c3554c1d9e3f7dd
Markdown46b56403a832494a621f32f2f7cc0f77c5bf92935e65c37753f2ab0b568671b1
PDF
Publication page581cf5c968bcdd894e1970bee4585960272bf5035cf2f66473c160ea70fc6601
Manifestf4be7ded5602c90692927254eff8c1d88fd5de3d5237fe4aea32c59da332c493

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
SignatureVicxrk+C6ij38hQFG1u/fhf4oJ93bikkg4Htr8EFuwouCJ6TFVn7aalvldtISp/fhi5qSYMHuYMDCKGOvmX9Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:19.862946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035204
observed 581cf5c968bcdd894e1970bee4585960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.842695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035204/manifest.json
observed f4be7ded5602c90692927254eff8c1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.812590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035204/publication.md
observed 46b56403a832494a621f32f2f7cc0f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:19.794339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035204/publication.txt
observed a43424e7a365300377247a8d68aee211...
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.