OpenTechnical

OT-2026-000082688

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000082688) never changes.

Identity and time

Publication numberOT-2026-000082688 · never reused
Internal UUID01a0ae97-8cc8-7826-9740-36e976e78bb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082688
StatusPUBLIC

Content hashes

Canonical textf6984e2f3117bd38471bf28358c86cbc688862d62f0f8e04d4e4538ac70322be
Markdown66976124b7db40a139b7fa1ea74c36ddd4f92adf46d025d7b4d6511c9a9c050d
PDF
Publication pageb3d9179b662ed5ce3feaf43a8a938036eb73fad9bffddc5976bdb24f1972ed8a
Manifestfb1f4eb017f72fdadff9fdbdb0ea8d7c85aedcfa5cc105e387c5f7155f174901

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
SignaturepYGbLp9K4hceCwFVQyybnc4yRI7qxkMfuUWE2xwEZS9T354mMKhUlFMnqpBWBs0NlDdhenXB4rSlLY7CiE04DA==
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

2026-09-17T09:58:15.535393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082688
observed b3d9179b662ed5ce3feaf43a8a938036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.519391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082688/manifest.json
observed fb1f4eb017f72fdadff9fdbdb0ea8d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.503595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082688/publication.md
observed 66976124b7db40a139b7fa1ea74c36dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.486744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082688/publication.txt
observed f6984e2f3117bd38471bf28358c86cbc...
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.