OpenTechnical

OT-2026-000063358

Publication integrity record

Foam pad vacuum gripper, 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-2026-000063358) never changes.

Identity and time

Publication numberOT-2026-000063358 · never reused
Internal UUID01a0ae8c-f943-701f-9558-f920b6fe40f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063358
StatusPUBLIC

Content hashes

Canonical texte52d86aadb0638a6fcf400531b436cc3268da3920ad62da45356b2a3a8574cd3
Markdownfb21fbfa103dee6c04c94d4b3d98e21cbb3f65afd50ff48480557b9ebfb1a8f5
PDF
Publication page8cba8753d165b73c9c8ad074cdbb4d9a8a33e4a05d7b018b975224bb54c45f48
Manifest3a5abc8413332d664b6c83669c0d2bac95c55b2699821ee5d5f67ee56bff1376

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
Signaturen44i2AKghs5c7rDl3KX1+Zav9Iiw0jsAgsiemStsFVg0N1nxzLFwRFkXmFNhiUPWfzJ8MyiNrYJXWjKZBU4ZAg==
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

2026-09-17T10:37:15.641023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063358
observed 8cba8753d165b73c9c8ad074cdbb4d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.623645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063358/manifest.json
observed 3a5abc8413332d664b6c83669c0d2bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.603849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063358/publication.md
observed fb21fbfa103dee6c04c94d4b3d98e21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.586268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063358/publication.txt
observed e52d86aadb0638a6fcf400531b436cc3...
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.