OpenTechnical

OT-2026-000075316

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000075316) never changes.

Identity and time

Publication numberOT-2026-000075316 · never reused
Internal UUID01a0ae93-f200-76f9-beac-f35b32c84bf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075316
StatusPUBLIC

Content hashes

Canonical text722bcb234b28fbe0f0a55fdcb1d764b02328c6f55b43c4a62ddfdf9d0c897136
Markdown24bdaa1717e5b2db226f68d74cc4b5e0396a7bbf1303153e6a0bbe7a254102b2
PDF
Publication paged2a70bd3efe931aa37883d0a66bc50742db68c31a5735c9a256f746efabb20b9
Manifestb25112071bed9fa03b983efc80f3fe683661ac7c871f7ac47ac439a8dc6d5b3e

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
SignaturellvAYRpkXeML7TNsqNOFM6fGZ00JtFIl1Ycxwfe+dkLVMbEGnWVOBobCmCsWOJn417T46srBri8hZZxRJQzuBw==
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

2026-09-17T10:17:08.805335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075316
observed d2a70bd3efe931aa37883d0a66bc5074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.786634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075316/manifest.json
observed b25112071bed9fa03b983efc80f3fe68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.767650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075316/publication.md
observed 24bdaa1717e5b2db226f68d74cc4b5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.749179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075316/publication.txt
observed 722bcb234b28fbe0f0a55fdcb1d764b0...
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.