OpenTechnical

OT-2026-000080338

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000080338) never changes.

Identity and time

Publication numberOT-2026-000080338 · never reused
Internal UUID01a0ae96-7e77-7e21-9939-84652e50ad33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080338
StatusPUBLIC

Content hashes

Canonical textd84fe9271f78ac384368769ece6800154fec463cdf893b6ccc91085151b8a8c2
Markdownf4957badc28f93576e92d69b4595bb596ddf54c501108aadae0343cbe168238a
PDF
Publication page13db5a8f405ca589172193c66247da180554ef014fd90837fffb54630e68e282
Manifestd53b4017f18a80718730e6751e5f95ec4d3c5186f8a1f750df117b045223768e

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
SignatureQf5e5mi9+5yodZPIySk5lIW7oAZKuXjAXkbk/sUQeadlrWYh2zdBvrNrqFnWWL6lehKi3PC5qxh5Ie1iXyuuCw==
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

2026-09-17T10:02:49.022337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080338
observed 13db5a8f405ca589172193c66247da18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.004609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080338/manifest.json
observed d53b4017f18a80718730e6751e5f95ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.987207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080338/publication.md
observed f4957badc28f93576e92d69b4595bb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.970144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080338/publication.txt
observed d84fe9271f78ac384368769ece680015...
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.