OpenTechnical

OT-2026-000088064

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088064) never changes.

Identity and time

Publication numberOT-2026-000088064 · never reused
Internal UUID01a0ae9b-1aa7-7248-93d5-10be940843d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088064
StatusPUBLIC

Content hashes

Canonical text7ee33de3bf6dc278d079c0de1d755a73f8c6cdd1c140145f3f80089913b67a10
Markdowndd80af194e2d6c47367fde7dd25599ed9cfc11e98e16c44065e680c123aebef3
PDF
Publication pagea992af9260b5e4af68377f0812c8d417557b01ea1bc084299c8b41dc8646a7f7
Manifest53d3057b47da76973c89dd9cd31af486ee3aa5454fc0cfe98de955faeb60531b

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
SignaturedWkwp/6PEjRQ2GA3EV4JXiD4Q2oltmZlsySEXWpLEJk8pQC/W7IVnKL3RN1129j5BN/+Ejz4kQ69UWSe9LO5Cg==
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

2026-09-17T09:49:26.136724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088064
observed a992af9260b5e4af68377f0812c8d417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:26.100125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088064/manifest.json
observed 53d3057b47da76973c89dd9cd31af486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:26.081186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088064/publication.md
observed dd80af194e2d6c47367fde7dd25599ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:26.043942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088064/publication.txt
observed 7ee33de3bf6dc278d079c0de1d755a73...
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.