OpenTechnical

OT-2026-000082960

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000082960) never changes.

Identity and time

Publication numberOT-2026-000082960 · never reused
Internal UUID01a0ae97-8cca-74cd-8962-7d43f4d84405 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082960
StatusPUBLIC

Content hashes

Canonical text0763df96e255eaf0d24026cc1b24c4b4822de981797a02b3ec66a7deadedc7b4
Markdown5efca2a16d3b5b698c70bb0871cd0ff560e56d37a4b8118523b2a8cf1c9022f0
PDF
Publication page33b53799d31d97b021250e0560183054b57d7937ec8c600f6c44e2cac80bcaf3
Manifest70b7f3e1ac5517c1c9e1bf5ec842c3a4b491eb81925167dfe999c57eb57c74f9

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
SignatureUDVX9b6WrIIkV/eoOMU9arUE1pNrtNmJ0sPSut4o3avzjA816PXIkxuNtMC2cQJ63PxNBc5du1PKELci9ZW4DQ==
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

2026-09-17T09:58:39.559393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082960
observed 33b53799d31d97b021250e0560183054...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.543198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082960/manifest.json
observed 70b7f3e1ac5517c1c9e1bf5ec842c3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.524966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082960/publication.md
observed 5efca2a16d3b5b698c70bb0871cd0ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.507299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082960/publication.txt
observed 0763df96e255eaf0d24026cc1b24c4b4...
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.