OpenTechnical

OT-2026-000079414

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000079414) never changes.

Identity and time

Publication numberOT-2026-000079414 · never reused
Internal UUID01a0ae96-0b91-723e-970c-5c5bd04b474b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079414
StatusPUBLIC

Content hashes

Canonical textbd054a747a5e1762dca2cc296f7aa71e01eee628f445e9b2cdf92f7d094b6fc4
Markdown20f12a92fac213c295b39777bdbbed61c0a7d9c16816ea4d43d8138fe88f0d43
PDF
Publication pageacbe69b6e15ef63bfea0d46e0e23a273f3a5139fc1a1df7d526c064dd335191e
Manifest6a4d29dde1f3f3e2b0626f6e6896f60a041841e1bbd9f8ad8ff49a69dc4993d4

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
Signaturea/ECumTB9hS7xQ8Znz9sSFJ8nLagQDMMMkWYn/hrc9e8PN+MhSLQ5xf9wKh0MhxovDVQC4TW/ckbE03y5tGrAw==
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

2026-09-17T10:05:02.332061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079414
observed acbe69b6e15ef63bfea0d46e0e23a273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:02.312330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079414/manifest.json
observed 6a4d29dde1f3f3e2b0626f6e6896f60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:02.294988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079414/publication.md
observed 20f12a92fac213c295b39777bdbbed61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:02.277213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079414/publication.txt
observed bd054a747a5e1762dca2cc296f7aa71e...
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.