OpenTechnical

OT-2026-000080836

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000080836) never changes.

Identity and time

Publication numberOT-2026-000080836 · never reused
Internal UUID01a0ae96-b974-709d-9767-53546cbdd478 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080836
StatusPUBLIC

Content hashes

Canonical textac17e271ac70a830f7e68095fd8f3f99ce30de6040eedd61a08fa17d55e09f8c
Markdownaaeca5ab8fd7d263544f4ff91951d616f065c419552dc407f9ef9cc4834193a5
PDF
Publication page5ed87076f731af7c04a9b2f8169e5847d5367077b9202905510c4cf64cfe23f0
Manifest0b514e9e734db79f6d8de08de2b22623e011145e0e5af6f8091943b92a46d846

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
SignaturePJG0vQWuuGheeWcaIgbytmO24YSJJ4dmDTfzKjmYPBHYka0X0/qhKqvBoeKiiMqOjXiuEIO+/+iXmADjCQv3AQ==
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

2026-09-17T10:02:01.439055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080836
observed 5ed87076f731af7c04a9b2f8169e5847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:01.422947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080836/manifest.json
observed 0b514e9e734db79f6d8de08de2b22623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:01.406413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080836/publication.md
observed aaeca5ab8fd7d263544f4ff91951d616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:01.389486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080836/publication.txt
observed ac17e271ac70a830f7e68095fd8f3f99...
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.