OpenTechnical

OT-2026-000073791

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000073791) never changes.

Identity and time

Publication numberOT-2026-000073791 · never reused
Internal UUID01a0ae93-2b8d-768c-ad04-05d0f5f9631b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073791
StatusPUBLIC

Content hashes

Canonical texted503f418d5e4d6332c1f94d3dd63e93ae08650ec2a5412cf24ef01e6a1ad63b
Markdown02e7c59379172c5cd8b65436211590f7ce82fea17d944111b5a9873f94e79331
PDF
Publication pagea731f7bc213f678c6282f72d85174771fdf791ae7125ede93b72673545c3e597
Manifest4b5623a2b951c6f2fb66e5e7e8c56b1256ae9e6efb08d021ad12ec81b11196b4

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
SignaturedBDoGYVsmaV1j2j+bnVM+9WJk77ewXwFJh8tDGzSlJ5mKEbdIftadmYnPpolfoNmeob/P2Xq3TBIYdOj9LohCw==
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

2026-09-17T10:19:54.171291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073791
observed a731f7bc213f678c6282f72d85174771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:54.152985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073791/manifest.json
observed 4b5623a2b951c6f2fb66e5e7e8c56b12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:54.133913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073791/publication.md
observed 02e7c59379172c5cd8b65436211590f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:54.113711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073791/publication.txt
observed ed503f418d5e4d6332c1f94d3dd63e93...
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.