OpenTechnical

OT-2026-000068835

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000068835) never changes.

Identity and time

Publication numberOT-2026-000068835 · never reused
Internal UUID01a0ae90-6dcb-7daf-abb1-1206ce375de7 · 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-2026-000068835
StatusPUBLIC

Content hashes

Canonical text262488bea2571984d8b72c9c71cf1b1b4a953744b281b11601d093625f3089d6
Markdowna9bea500fbe3a51705615b5f69a9e1c590c61b3fb71ee29777855a841d46bbe9
PDF
Publication page990056583bc4c66f62785e4fd53669d143f6c34b1c6affda1045aa8b1d9b769e
Manifest78c9aa4aea6aea8c661622d2e2be5212d4587a9b243042bf9677bf265aa77767

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
SignatureVZO/5+WECzaL94skCQJ3fWgsx7Tuogrqhqb/6iPPPFfVCGjWNdnp+cEHZONH+J3j2p9s23b9+MMBDarIKZ92Bw==
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

2026-09-17T10:28:38.389650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068835
observed 990056583bc4c66f62785e4fd53669d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.372434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068835/manifest.json
observed 78c9aa4aea6aea8c661622d2e2be5212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.354361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068835/publication.md
observed a9bea500fbe3a51705615b5f69a9e1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.336608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068835/publication.txt
observed 262488bea2571984d8b72c9c71cf1b1b...
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.