OpenTechnical

OT-2026-000074398

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000074398) never changes.

Identity and time

Publication numberOT-2026-000074398 · never reused
Internal UUID01a0ae93-7179-70ff-900c-a6cb2a178999 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074398
StatusPUBLIC

Content hashes

Canonical text4afcaa6308f28a4dff53a5e0e9e8fd3cbe51e6d1321360884024cac79229eec7
Markdownc749cfc6695be0b48318d096d9c30bf5a5f01b24f8210a5c6c4fd0f53c24c890
PDF
Publication page36f8ca62eca89f96363d31be1f12be935fe833b6ef4c1b228df540b62eb36582
Manifest363375e73a2e51404c9a72e80e219cadf4365f8a0f3179162d329ca3d55b8925

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
SignatureJ5rmR3eki+331uaNAQugwzOrv9dQjECHRtrIEut0UQURSgsP1qFgaye39Kwbo/czf4NnIxTP/3GWUArQs6rpBw==
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

2026-09-17T10:19:18.271592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074398
observed 36f8ca62eca89f96363d31be1f12be93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.252802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074398/manifest.json
observed 363375e73a2e51404c9a72e80e219cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.235410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074398/publication.md
observed c749cfc6695be0b48318d096d9c30bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.217460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074398/publication.txt
observed 4afcaa6308f28a4dff53a5e0e9e8fd3c...
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.