OpenTechnical

OT-2026-000036435

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two 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-2026-000036435) never changes.

Identity and time

Publication numberOT-2026-000036435 · never reused
Internal UUID01a0ae77-01d1-7b9a-aec6-29e2bbf0b853 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036435
StatusPUBLIC

Content hashes

Canonical textcdb4e3e7f78999e2a829177abaa65d40b56e2b3dc15c21e5beb1b7eb8c36c6fb
Markdown4936fbc06b6ec2646e96d238ad15e2fe2369af68b531f8d39f9850432f3984b2
PDF
Publication page12baa8053b809a1debf62d5d63698b90a93a4926bda726ad0554b69a30c02687
Manifest5ef10258c909851d6ad55bf65b7a1271d6bd52d5f5c76072c3512ade5d29575f

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
SignatureJ8vLjUehKe1eYzO0rIvntbsLHEKzk6NR3ycfDOK6hGM/38W0DTQEcXa+2GUj/AJS7plWXJiG9RwF+spMOdfDAg==
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

2026-09-17T11:26:49.827832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036435
observed 12baa8053b809a1debf62d5d63698b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.807764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036435/manifest.json
observed 5ef10258c909851d6ad55bf65b7a1271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.788595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036435/publication.md
observed 4936fbc06b6ec2646e96d238ad15e2fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.770419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036435/publication.txt
observed cdb4e3e7f78999e2a829177abaa65d40...
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.