OpenTechnical

OT-2026-000070461

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000070461) never changes.

Identity and time

Publication numberOT-2026-000070461 · never reused
Internal UUID01a0ae91-545f-7c07-9a27-6afdee3ae578 · 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-2026-000070461
StatusPUBLIC

Content hashes

Canonical text7069642e9048a645de058f3e6f5317fbbd9cfaaa11571c04c8eb91ec4f4d7773
Markdown35ba9cf8f959211f8c57dd182ecbbe442f8fd706438ec4d44f3423ea16f2f3ee
PDF
Publication pagee3f0e7085d48c8b38f16f0750dffd48df4c4b854db57502d86b3cfc704a35b6c
Manifest124d535e8221f47db400056d43a7a30b311ccf0c2d4e06924e5314504c75908e

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
SignatureegXCJplV8Q1SjKVhH9QLRVaeF6JGLP0FdBvw6Lj5gQ92SXeLoH2l66reWYMHkQJ+d0riKujpVuh6WdZogQIEBQ==
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

2026-09-17T10:26:17.247761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070461
observed e3f0e7085d48c8b38f16f0750dffd48d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.230686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070461/manifest.json
observed 124d535e8221f47db400056d43a7a30b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.214269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070461/publication.md
observed 35ba9cf8f959211f8c57dd182ecbbe44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.197298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070461/publication.txt
observed 7069642e9048a645de058f3e6f5317fb...
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.