OpenTechnical

OT-2026-000091365

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000091365) never changes.

Identity and time

Publication numberOT-2026-000091365 · never reused
Internal UUID01a0ae9c-f16d-7eb1-8b81-ac505bdf4968 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091365
StatusPUBLIC

Content hashes

Canonical textabedad9a8efb383adde97241be7ee18fdaf611c3063afd52845e0002d983f83e
Markdowne581c38b943cbaefa8404d821840f42ecaff7e86f7a2bfaf58ee46aec9820db8
PDF
Publication paged94f9c5aa729c0968538d9f097fd570cf7b4923f41f55ecc25e468a89616bceb
Manifest6fb81b800af34a5e7d6379728f013a86753193e2aa4c6a156aa091aec2a6a3ae

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
SignaturePF9k6ItjkH6s5ILNtmRlSSmv7rvRtwlJvqycEM+ccHoG+Vc805eKJLKvPSbuKU/9RJjzF8KA8PLtAo59VRS0Dw==
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

2026-09-17T09:43:34.978093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091365
observed d94f9c5aa729c0968538d9f097fd570c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:34.961710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091365/manifest.json
observed 6fb81b800af34a5e7d6379728f013a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:34.942383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091365/publication.md
observed e581c38b943cbaefa8404d821840f42e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:34.924086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091365/publication.txt
observed abedad9a8efb383adde97241be7ee18f...
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.