OpenTechnical

OT-2026-000070386

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000070386) never changes.

Identity and time

Publication numberOT-2026-000070386 · never reused
Internal UUID01a0ae91-545f-7c1f-88ec-1277a284bb71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070386
StatusPUBLIC

Content hashes

Canonical texta3bba557eeb4533bec57296ffc54682aee1205f39afc04f16abd0d05b84df76c
Markdownc73a77e83c5102cb14aa170e9c6245f51d5a2405df608fb7c2691f41f7313848
PDF
Publication pagedb6e15dbdfbdcd5b94c485e8a2d73331567f08e669dd13e5e7ed6fbee9a64590
Manifest376c3ef0e341d725ccde9271ff3a33d5745a4ba70334beba69c45d47dac74c0f

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
SignaturezJFIuduJxnzVFUkLo/Yy9HbNWU9yyr/eup8u7ubYWvr/Ypksfn2B9k2NSCWTCSoTJs0i5sPuHsmqNgizlKCiDQ==
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

2026-09-17T10:26:11.496472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070386
observed db6e15dbdfbdcd5b94c485e8a2d73331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.477463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070386/manifest.json
observed 376c3ef0e341d725ccde9271ff3a33d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.459763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070386/publication.md
observed c73a77e83c5102cb14aa170e9c6245f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.439476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070386/publication.txt
observed a3bba557eeb4533bec57296ffc54682a...
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.