OpenTechnical

OT-2026-000075118

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000075118) never changes.

Identity and time

Publication numberOT-2026-000075118 · never reused
Internal UUID01a0ae93-f1ff-7e0f-a009-43cc6a1093ee · 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-2026-000075118
StatusPUBLIC

Content hashes

Canonical textca77cb35815f93e4e1821f9763372bc581cee6d6ddb8c8f4d3daefe6538110d1
Markdown9942ce38693409cbfcac79d653e7fde4e249a09180969aec4a0cb09358bf7aef
PDF
Publication page3f7b5edc79116bea283baaa9db9d84a28171886283fa7d5652ed8d6593bce046
Manifestbba4190b544c5e43508d319331868718740a9c3f8a6674b080ee3f8dcc63bd2e

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
SignaturePw1o5mV4X14hsbI525rbzp0GMv94q7rjKJ9+CIfef3NAjb29Fx0zeN2G+p1sIpRfJxO1NmHV8NKQmt8IOzbJBA==
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

2026-09-17T10:20:18.871658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118
observed 3f7b5edc79116bea283baaa9db9d84a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.852217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118/manifest.json
observed bba4190b544c5e43508d319331868718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.830830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118/publication.md
observed 9942ce38693409cbfcac79d653e7fde4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.810003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118/publication.txt
observed ca77cb35815f93e4e1821f9763372bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.015388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118
observed 3f7b5edc79116bea283baaa9db9d84a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.997157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118/manifest.json
observed bba4190b544c5e43508d319331868718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.977452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118/publication.md
observed 9942ce38693409cbfcac79d653e7fde4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.958016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075118/publication.txt
observed ca77cb35815f93e4e1821f9763372bc5...
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.