OpenTechnical

OT-2026-000076798

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000076798) never changes.

Identity and time

Publication numberOT-2026-000076798 · never reused
Internal UUID01a0ae94-b070-7d88-a6d3-47a947cea8c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076798
StatusPUBLIC

Content hashes

Canonical text68dc4f8326e0144023d7441f9b9986cbff7403c4687f541b74f67bbe09d5cf5d
Markdownedf0dcd728592a0e43c23c6ed132f4a7566f9cdb6a1ce91cb8f1fc277247ac27
PDF
Publication pagee99653e4aa5e5a1d961bfafefa348ee2596e451078c58c2f5a36a5b08da8800d
Manifeste9f070ef8c5b9af331d5e64727daddb6deaa2b37ec60ecdc40bcc76f69c69f1c

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
SignatureWKevhOdpzBtvon90Y+aWlb37JV8aH9IALjo+o/cED9GJTYZm5WZaJKqJhu2CiBtntINwnUy+ZuRehw0ZONNCAg==
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

2026-09-17T10:09:39.798366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076798
observed e99653e4aa5e5a1d961bfafefa348ee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.780229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076798/manifest.json
observed e9f070ef8c5b9af331d5e64727daddb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.763595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076798/publication.md
observed edf0dcd728592a0e43c23c6ed132f4a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.747373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076798/publication.txt
observed 68dc4f8326e0144023d7441f9b9986cb...
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.