OpenTechnical

OT-2026-000077226

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000077226) never changes.

Identity and time

Publication numberOT-2026-000077226 · never reused
Internal UUID01a0ae94-f508-765b-a7cc-46b551cd2c18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077226
StatusPUBLIC

Content hashes

Canonical text6f0839c5cbaaeeb4387bd755e10a3fe796e96e24409b47503a701209b48f7a09
Markdown055689c8f7f0baa0f4e8d4cac980cf340cad898792ef89b6dae51a956342c5c4
PDF
Publication page56f137e9e2eb8e35b5adc40200ee5e6972177d2a816600fc91f1ebd56a7641fe
Manifestbcbfab841e0e23c43414b017f92e7c173fb9f552080b2fe80486691894cd72b5

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
SignatureH9y8U9RRDNZ3KIXSbCYMDgQ9PHdHxDkR1WJ+lsaVVWks26Csz/DVrk/LCq7F0Dj5kMwfredZVomYvcKcMhykBw==
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

2026-09-17T10:08:49.964412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077226
observed 56f137e9e2eb8e35b5adc40200ee5e69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:49.943354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077226/manifest.json
observed bcbfab841e0e23c43414b017f92e7c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:49.924051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077226/publication.md
observed 055689c8f7f0baa0f4e8d4cac980cf34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:49.904058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077226/publication.txt
observed 6f0839c5cbaaeeb4387bd755e10a3fe7...
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.