OpenTechnical

OT-2026-000068667

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000068667) never changes.

Identity and time

Publication numberOT-2026-000068667 · never reused
Internal UUID01a0ae90-2483-7562-8e57-631f0c9a2d6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068667
StatusPUBLIC

Content hashes

Canonical text274df7931b5243d9cdd176afdea430e27bd621588671ac2c80facd324f7f48d0
Markdown54a471dd3428566d3707c93a12ff4cc2721ff2df91c27cab80d73e72ccfb5a4c
PDF
Publication pagec8536dd475b1a804422178ce20f1697c77fab15ae8f36e1dbb52585bfa4c86fe
Manifest609265184b91f5fc0ad3bef09c57370114682bf3c66200e5e1fea745ef85efd2

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
Signatureq520VRhv7J07NYH397OPP+jOR7EIT7wt194RCAPyLa4V5yZkr1K4i2HFC19ntgHzciVj7y2wXX0uour6X+a8Dw==
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

2026-09-17T10:29:51.969854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068667
observed c8536dd475b1a804422178ce20f1697c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.953346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068667/manifest.json
observed 609265184b91f5fc0ad3bef09c573701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.934773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068667/publication.md
observed 54a471dd3428566d3707c93a12ff4cc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.917294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068667/publication.txt
observed 274df7931b5243d9cdd176afdea430e2...
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.