OpenTechnical

OT-2026-000088467

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000088467) never changes.

Identity and time

Publication numberOT-2026-000088467 · never reused
Internal UUID01a0ae9b-5d28-7e92-9d73-331200f04c64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088467
StatusPUBLIC

Content hashes

Canonical textd14b4c705a1904c1956587789bd8fe4a3422f3687a7db9b90ad04164c234213f
Markdownba9032a0c9ec155ddd13f0ed97cdfc102cad15bb9f25d206d477eafdea2e849d
PDF
Publication page8eb36e32616c323112675e655a3ae504faed017c2bdc082477d34f5dfd98817b
Manifest7304f10a1fac08b12366badbedc40fe240d878e1ab68911c2742ff8f782b732a

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
SignatureUqYWhsMY1ibWR76X/t4YOnZrgJG0sseZ3HjKIE0fJyrTqNJlQlgZUwiDGlJSc55sgBvLtVtPbfpup/TDbW7bDA==
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

2026-09-17T09:48:51.102199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088467
observed 8eb36e32616c323112675e655a3ae504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.083065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088467/manifest.json
observed 7304f10a1fac08b12366badbedc40fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.064747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088467/publication.md
observed ba9032a0c9ec155ddd13f0ed97cdfc10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.046965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088467/publication.txt
observed d14b4c705a1904c1956587789bd8fe4a...
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.