OpenTechnical

OT-2026-000068912

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000068912) never changes.

Identity and time

Publication numberOT-2026-000068912 · never reused
Internal UUID01a0ae90-6dcc-7788-899f-811cd7d8af2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068912
StatusPUBLIC

Content hashes

Canonical text8b23b885d7078c0af90f18f868fd99910db946e36dc4c63bc141426b295f0bc9
Markdownad12c178ba09a94b3d71546b9ef6458baa2f75e49c05d161cbc575801b8a0e81
PDF
Publication page04fdbd0bc7cabe792c45ed3de5ad06eefd96670cf143e2fe498b8c95556064f8
Manifest0bc49d8ce15f2b9bbe48016b67b801e0974596e41e6225907cfa228fe60556c4

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
SignatureYYmmTAUI/lCBCK/8EYS3uzUidUeMbnsf9grN880OAwLq3afT7iBNPXok6h//1TJYvnlj6xL5u5S1jD83M+xTAQ==
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

2026-09-17T10:28:44.224254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068912
observed 04fdbd0bc7cabe792c45ed3de5ad06ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:44.208286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068912/manifest.json
observed 0bc49d8ce15f2b9bbe48016b67b801e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:44.190615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068912/publication.md
observed ad12c178ba09a94b3d71546b9ef6458b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:44.173147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068912/publication.txt
observed 8b23b885d7078c0af90f18f868fd9991...
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.