OpenTechnical

OT-2026-000070358

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000070358) never changes.

Identity and time

Publication numberOT-2026-000070358 · never reused
Internal UUID01a0ae91-545f-7caf-81ab-4fc34e7e8b8c · 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-2026-000070358
StatusPUBLIC

Content hashes

Canonical text3b1dc4dff44e0ad9a68b4bcad731bbb4c4303f36fcc4b6f175901b7cbca7f03b
Markdown68e27439dbd20114f755e86c2d78027ac56fd1a66cc78d41fb39779d9a49ac9f
PDF
Publication pagee3aece3c4503c7e818c92c777b0385974f5a74b004a7acb1c063d23a74541c0f
Manifest1cbe56d68b5bfde76f486721352d5130665bc1d592d39355554b8846923621ed

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
SignaturesVA8BVvd0OYR9KUs1kjEs9buB9ovlWPYxaZMDTBNt3avvyZK6seVtIMvY8e/hICA7Zk6gIoxw+51U3+asMHHAw==
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

2026-09-17T10:26:09.443638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070358
observed e3aece3c4503c7e818c92c777b038597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.424325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070358/manifest.json
observed 1cbe56d68b5bfde76f486721352d5130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.407296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070358/publication.md
observed 68e27439dbd20114f755e86c2d78027a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.387983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070358/publication.txt
observed 3b1dc4dff44e0ad9a68b4bcad731bbb4...
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.