OpenTechnical

OT-2026-000017310

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000017310) never changes.

Identity and time

Publication numberOT-2026-000017310 · never reused
Internal UUID01a0ae6e-76c8-7170-9901-a68c848708d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017310
StatusPUBLIC

Content hashes

Canonical textdafcb47c9c5ff2407057c4f187aff852ff4eaad8d2ff0e6af579ef5f57869d9b
Markdownec270156ee9f3656c6c6a67bf4f572ea98cf18eaf5f6918c645dc592dddc5b93
PDF
Publication pageddc7d89496497a93e2c45d5e17cea34cbd839be22a881d9d22ca3782f4a9e16f
Manifest2ef148a5e3ff15a6e2a5fc853fe4a13e50f8ccbb9005e39c4de5103186adbc90

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
SignaturelQEUFehXFwn3E5MMc+NW/X/ADGfo+WdyNe227evji/Yk/z31LltFpT+EQ5dmtHF+UgKEPa1fZkIeytfczYN+CQ==
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

2026-09-17T12:02:24.777212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017310
observed ddc7d89496497a93e2c45d5e17cea34c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.760287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017310/manifest.json
observed 2ef148a5e3ff15a6e2a5fc853fe4a13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.743064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017310/publication.md
observed ec270156ee9f3656c6c6a67bf4f572ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.725857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017310/publication.txt
observed dafcb47c9c5ff2407057c4f187aff852...
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.