OpenTechnical

OT-2026-000080648

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000080648) never changes.

Identity and time

Publication numberOT-2026-000080648 · never reused
Internal UUID01a0ae96-7e79-7b9b-af01-5bc57eed7fa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080648
StatusPUBLIC

Content hashes

Canonical text6ad412472088425195f8d28a7d8fe14815c907077b7fabf1bb4808c0f3ad8922
Markdowndb7bb07a94e6bb15d9f4094977b53e60169b1159b921fd2ae8b34f30704374e0
PDF
Publication pageca3e4e769299806d77dfe486721003515186e6724f2b657ee98fc1cd2b33c503
Manifesta4c1ab462ef976580d60e873afe2b9df2d57b7167126fd1467b1e9402c1a8d7e

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
Signature1Y+rJaivjUZAnYq0cvng5QW8RmWolDs+t545de3LGVO1lp2jaKM9s8czJMXJqvXkQBMaW3LZjRvR9wh0ENZjBA==
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

2026-09-17T10:03:18.956570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080648
observed ca3e4e769299806d77dfe48672100351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:18.931610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080648/manifest.json
observed a4c1ab462ef976580d60e873afe2b9df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:18.908691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080648/publication.md
observed db7bb07a94e6bb15d9f4094977b53e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:18.885202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080648/publication.txt
observed 6ad412472088425195f8d28a7d8fe148...
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.