OpenTechnical

OT-2026-000083563

Publication integrity record

Foam pad vacuum gripper, four zone face, three 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-2026-000083563) never changes.

Identity and time

Publication numberOT-2026-000083563 · never reused
Internal UUID01a0ae98-0415-7b8b-85eb-2089091be69c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083563
StatusPUBLIC

Content hashes

Canonical text40e5c0594ce8a17cc57b312ebc874cce2585b18c405679a70cee079e7ed8420c
Markdown1178fe3b6d3a2628cde84c5765e940e52f14e22c57b5953c517ea1ec7f62500d
PDF
Publication page468858982c65ebada20a6cd9f440596642e5dd5e79904eefe5482d476c621786
Manifest0d4dc4739548fee43d58232d859593819caff652b0c24716b831d7be4bf599fa

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
SignatureI49eHw0sk8GXXSRNTBErzFOt7OHD0cgqNvf5WkcggulXHi1YZBQN2mITcno+lXhsxP5MLrHQveLGx1o+J3fICA==
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

2026-09-17T09:57:03.034218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083563
observed 468858982c65ebada20a6cd9f4405966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:03.017228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083563/manifest.json
observed 0d4dc4739548fee43d58232d85959381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:02.999660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083563/publication.md
observed 1178fe3b6d3a2628cde84c5765e940e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:02.982748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083563/publication.txt
observed 40e5c0594ce8a17cc57b312ebc874cce...
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.