OpenTechnical

OT-2026-000088707

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000088707) never changes.

Identity and time

Publication numberOT-2026-000088707 · never reused
Internal UUID01a0ae9b-8f0f-73e5-b6c3-510c74699998 · 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-2026-000088707
StatusPUBLIC

Content hashes

Canonical textd9df90bcfeffffc51bbd19a3ca88130be4fbabfda918ca5aaeba08fba48e5c69
Markdown989bd3f1bc885bad12d4f3ce730c6bd219e951763426897eb8b1e03f6fcd16d8
PDF
Publication page23624b9e7df6e489ab26e8f6f7cdcc332fb17dd06bc7a37052c63d70500434f5
Manifestdf44dcabce3445591243acb9bc742a02cc66d321e58557f49ebf498681233375

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
SignatureOx22VJzloRlAQe5VZW/ReynZ2t84Et1i77Phflhl00hOyJDkgybxd4Dlkeb3JC02nmKh27fZa+n9vI0NNUyeAw==
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

2026-09-17T09:47:56.574744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088707
observed 23624b9e7df6e489ab26e8f6f7cdcc33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.557311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088707/manifest.json
observed df44dcabce3445591243acb9bc742a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.541522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088707/publication.md
observed 989bd3f1bc885bad12d4f3ce730c6bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.524020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088707/publication.txt
observed d9df90bcfeffffc51bbd19a3ca88130b...
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.