OpenTechnical

OT-2026-000085567

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, 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-2026-000085567) never changes.

Identity and time

Publication numberOT-2026-000085567 · never reused
Internal UUID01a0ae99-aaac-7bbd-8188-ccbd8f26661c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085567
StatusPUBLIC

Content hashes

Canonical texta936f9578ba62d458f36627ea7ae42c83bfa569fb19ec37cf4326b2bee8753a8
Markdowncae3352a4cebb076ec84d33b5ebec34b6e1f6f09b513bf332a0010dad1741c80
PDF
Publication page425b8a1039c436a0f792a684f471180442c9c47fdda03fa43136d2d19df4cd2c
Manifesteff893fc883052469e26bfd8a82c0d046ce9a57c739906ccd8e0634fc7b75afc

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
SignaturefPYMPsjyfCurGscef7+8IHp+uaGudoUoNrDbYheFTtUM7dqXny68giMSRJ8FrIt49awCbosjaECj2T2FB5UOBA==
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

2026-09-17T09:54:23.367246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085567
observed 425b8a1039c436a0f792a684f4711804...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:23.350665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085567/manifest.json
observed eff893fc883052469e26bfd8a82c0d04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:23.333869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085567/publication.md
observed cae3352a4cebb076ec84d33b5ebec34b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:23.316089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085567/publication.txt
observed a936f9578ba62d458f36627ea7ae42c8...
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.