OpenTechnical

OT-2026-000062470

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, vented after 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-2026-000062470) never changes.

Identity and time

Publication numberOT-2026-000062470 · never reused
Internal UUID01a0ae8c-0ac0-74f2-951a-e2f4a1b3f1ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062470
StatusPUBLIC

Content hashes

Canonical textc3231ac2b777453c9f78e31c10591123ebde0892a49ea9cce34ca34d97d6e2ae
Markdown48487b86182ea3c1ebc03818023cbe8c07f85c9a376fbe761b024f912994bc58
PDF
Publication page733f24e9cf19c255cbfce08283cf7788b24567fffab253f52be8587a690dc1a5
Manifesta5b69cf7f56041660e560682d63ebfda76d9cf84ddc48116938fac2ece99c6db

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
Signaturesq7EFX229yaYUmfUTC1BwR+8NCtJK3dA5GxbhxZ+2Mq7OFGe2hKa8H6Mknf3WhfcstZ4vrWI8H6Z1VoeWMDOAQ==
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

2026-09-17T10:39:49.340447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062470
observed 733f24e9cf19c255cbfce08283cf7788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.321373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062470/manifest.json
observed a5b69cf7f56041660e560682d63ebfda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.301015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062470/publication.md
observed 48487b86182ea3c1ebc03818023cbe8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.280467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062470/publication.txt
observed c3231ac2b777453c9f78e31c10591123...
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.