OpenTechnical

OT-2026-000036807

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000036807) never changes.

Identity and time

Publication numberOT-2026-000036807 · never reused
Internal UUID01a0ae77-773e-761e-92f3-ada47f844b09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036807
StatusPUBLIC

Content hashes

Canonical text8111b2dc6f3a2818609c6b72796d063ad1b47e7b9a5ce261133e1faeb9f37192
Markdowndd8df3324eb82282a8f65697f8c061a7aa296d61cb003cfb579d7b1106772b89
PDF
Publication page847a9c45e884395ae4560e081ae0bfd19b76e4746f57a1ad496c69ab0139cc57
Manifest669bcbda415f69cd214ccaa4c8f8da4215db8a2846f2f7cadfdb10c932e67462

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
SignatureL7SOSYxBSTyqWQD85Kf/WI6yUZYsGQSTBSFhmPZjs/ag9iArB2X4cGmIXMFejZycDnLvO+weewpz1Y1Q8ETeCQ==
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

2026-09-17T11:24:25.090757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036807
observed 847a9c45e884395ae4560e081ae0bfd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.073901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036807/manifest.json
observed 669bcbda415f69cd214ccaa4c8f8da42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.057601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036807/publication.md
observed dd8df3324eb82282a8f65697f8c061a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.040886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036807/publication.txt
observed 8111b2dc6f3a2818609c6b72796d063a...
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.