OpenTechnical

OT-2026-000062182

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000062182) never changes.

Identity and time

Publication numberOT-2026-000062182 · never reused
Internal UUID01a0ae8c-0abd-77b2-8954-b25325a80060 · 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-2026-000062182
StatusPUBLIC

Content hashes

Canonical text060f2b7ace7d5a4a99d1fda6220132b0a0710e0415f59feac42b845f449d5d20
Markdowne9dbb54d801a059d9647db5084262f97ab88836183f130045d67d82b65b390bd
PDF
Publication page49ff3fefb18217e84d7bd920e7ae6b1b1a5a52800f1b3b08e1536d10cc5c4421
Manifest49225236d8a9ac2acec290caf759fd8db0a5d03c19032f648e1fdbad24846b0d

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
SignaturevHQ0uzWu3RNIRcinGYjVkAwOkbu6oBdpojJn7gsX4XSGdXvdRFUoSWoIyQTpXHjCUwe6c+NiHpABeK7eMUbPDg==
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

2026-09-17T10:39:26.522636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062182
observed 49ff3fefb18217e84d7bd920e7ae6b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.502897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062182/manifest.json
observed 49225236d8a9ac2acec290caf759fd8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.442812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062182/publication.md
observed e9dbb54d801a059d9647db5084262f97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.388110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062182/publication.txt
observed 060f2b7ace7d5a4a99d1fda6220132b0...
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.