OpenTechnical

OT-2026-000088761

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000088761) never changes.

Identity and time

Publication numberOT-2026-000088761 · never reused
Internal UUID01a0ae9b-8f10-72a7-bb4b-bd3d455e6d75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088761
StatusPUBLIC

Content hashes

Canonical text9a1871d532033451a23d2dbbe39dd5ae16dd65558b564f4cd57775d3a5d00b66
Markdown3c6b727a3746862481abd17cf3b9a36d89dfd699a96e866fe40a446a0bbbcbf4
PDF
Publication pagec4148849448cba05b9ea28bf9a8f9379a1db6197bfef7bf7b1882d0a4ee898d0
Manifest0ede784fca6f7bed553f3b40d06bc71b0c500d50064b848dc6edbd6e3390be3c

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
SignatureRQFduM0ovZL6RnhXCUzvpzWZRNU3DkIXZQqqUFx/J8ZLUkoOcKyIYiRQcD42qlbBXiFhIMZnokjJor8Ws8r2Bg==
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

2026-09-17T09:48:00.781562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088761
observed c4148849448cba05b9ea28bf9a8f9379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.763566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088761/manifest.json
observed 0ede784fca6f7bed553f3b40d06bc71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.744783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088761/publication.md
observed 3c6b727a3746862481abd17cf3b9a36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.726374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088761/publication.txt
observed 9a1871d532033451a23d2dbbe39dd5ae...
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.