OpenTechnical

OT-2026-000062506

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000062506) never changes.

Identity and time

Publication numberOT-2026-000062506 · never reused
Internal UUID01a0ae8c-0ac0-79a1-b0a2-23804976b8f1 · 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-2026-000062506
StatusPUBLIC

Content hashes

Canonical text134ac4b8bdc5b104bfd76dea02a2d04f86e68e92533c9ff452e8b5fe2a513108
Markdownf07aefd4593782a29ddad6ff31b07550b7e10b04b1082ab54f954874fdab6144
PDF
Publication page9cd8977e8c15f51dff41a4bfce645f3f5d3aca22dc6e27f36cb928809ae76bf7
Manifest07238d03251d8237c5d933eaa89cfc9de8e0c9c177809c9ebd2d3865d4f0b586

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
Signature0XamjrlfCH0jd5Ok5AlhVxpqXQ+aPyII5BwW/73EBzQGMQWDQ8LOLG7SC4nfA9KznIFsdixb2xBbXf+t72A7DA==
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

2026-09-17T10:39:57.304327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062506
observed 9cd8977e8c15f51dff41a4bfce645f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:57.284001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062506/manifest.json
observed 07238d03251d8237c5d933eaa89cfc9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:57.260276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062506/publication.md
observed f07aefd4593782a29ddad6ff31b07550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:57.239043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062506/publication.txt
observed 134ac4b8bdc5b104bfd76dea02a2d04f...
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.