OpenTechnical

OT-2026-000005352

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, three stage ejector, contact triggered on the face

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-2026-000005352) never changes.

Identity and time

Publication numberOT-2026-000005352 · never reused
Internal UUID01a0a936-5850-70fd-ae9d-34be2bc0a295 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:55:06.195199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005352
StatusPUBLIC

Content hashes

Canonical text400124cdce191044942165072df727d822f2e46b240b90bfed80fc37f7cf1835
Markdownb86ae589d65454bc3ccea452268cd9a9b93c76b07fa6d853ec1dc92813a8626f
PDF
Publication page41da31dbfc102b5925d4cfa3ab7f94a209819f45814905b42a5191296f003881
Manifestc9a8c3039495f7b93e7ffe48317a8261c0541a6532fb0cfa6fd898824675a11d

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
SignatureA5bifzXJSuYhfm7lJLS+ZO8J9LG+LS5GkttCM4l/+WbPmsgdaStTzCFvICVphpIZnR+kCONmmg4DXCzi92LfCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:19.410876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005352
observed 41da31dbfc102b5925d4cfa3ab7f94a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.396968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005352/manifest.json
observed c9a8c3039495f7b93e7ffe48317a8261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.383665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005352/publication.md
observed b86ae589d65454bc3ccea452268cd9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.243805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005352/publication.txt
observed 400124cdce191044942165072df727d8...
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.