OpenTechnical

OT-2026-000069276

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069276) never changes.

Identity and time

Publication numberOT-2026-000069276 · never reused
Internal UUID01a0ae90-b528-7f08-a5ef-642e88a91d95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069276
StatusPUBLIC

Content hashes

Canonical textc8f9dd2f57f2c7f6bc54eee503587b1de8575f450dd801577caf89ce0399475b
Markdown5dfed3c58fea0b5d2878304770e62dbd2eef2ae35a94560e1b9b644b78c76615
PDF
Publication page129bba894b08bb850835fade6f9edb8a2b72389bd1ff7a7b57eea326328465c9
Manifest2142d181f3bb3bcb37a161a64298a68d6e60cd51e929c5c51ecb17d41c14db0b

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
SignaturefkN5ioLv0e7J0gF9HwK6fnrZIU8+gIdLONjPJ44bnMI3dV3iOdvAtU9tzNL6c6mU2kueoSRZ2nkpg9Gg9PZJCg==
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

2026-09-17T10:27:21.570442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069276
observed 129bba894b08bb850835fade6f9edb8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.552576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069276/manifest.json
observed 2142d181f3bb3bcb37a161a64298a68d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.532807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069276/publication.md
observed 5dfed3c58fea0b5d2878304770e62dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.514733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069276/publication.txt
observed c8f9dd2f57f2c7f6bc54eee503587b1d...
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.