OpenTechnical

OT-2026-000036342

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000036342) never changes.

Identity and time

Publication numberOT-2026-000036342 · never reused
Internal UUID01a0ae77-01d0-7b8c-b107-6c1c02446a2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036342
StatusPUBLIC

Content hashes

Canonical textb15400b381915fa169bf17586528b0eebb5a3679978f29bfa4ad0b68a03bcc0c
Markdownea1a6e98b39058f1dea6274c6423f96713f672103d75e64cc17087cc6b660c76
PDF
Publication page03a7bcedc6e68b1154be968d216ff78c65f22e9c5d13b0198091d6210fdce6ca
Manifest1448e83a44cf93ede8671bd2d236cf82830f8c73f637f750acb29ddf0e2e629b

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
SignatureGccPMSdWjngLfRjUzUKhB+Ylj0nQE9/lQ2V4bIEOAvFqH2OFKNxTWt6LptknJytwMlckc8xyed8io8Hh4TjADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:37.305556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036342
observed 03a7bcedc6e68b1154be968d216ff78c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.287780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036342/manifest.json
observed 1448e83a44cf93ede8671bd2d236cf82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.270079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036342/publication.md
observed ea1a6e98b39058f1dea6274c6423f967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.253005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036342/publication.txt
observed b15400b381915fa169bf17586528b0ee...
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.