OpenTechnical

OT-2026-000076532

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000076532) never changes.

Identity and time

Publication numberOT-2026-000076532 · never reused
Internal UUID01a0ae94-6a71-79cd-8afd-0fbebfb4ae83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076532
StatusPUBLIC

Content hashes

Canonical text24c4194514bcfb31ceeaa7b87e975dca37e30454185f80d15dc16379f000cbf4
Markdownea31ac729e3f1bf34c4231bc640a8fd213f02ffbe2d43670b6dae9657e07ed79
PDF
Publication pagea32a8b98091544b018d0264c9b4e37a3e7aea358681a41db78bfb1ca84b97838
Manifest9ba9cf02aa0756a1018fa70341f563ffdee25602dc84e38abeac53e5aac66f79

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
Signature1dga4KfSXTYsf1+PooYh31i5KCIrMDl1P115M2pmaHbdsJqQlKgW3r1gkcmGyVqraahA4sxdJxFs7L6P85elBA==
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

2026-09-17T10:12:52.973884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076532
observed a32a8b98091544b018d0264c9b4e37a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:52.953973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076532/manifest.json
observed 9ba9cf02aa0756a1018fa70341f563ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:52.810527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076532/publication.md
observed ea31ac729e3f1bf34c4231bc640a8fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:52.791601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076532/publication.txt
observed 24c4194514bcfb31ceeaa7b87e975dca...
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.