OpenTechnical

OT-2026-000077330

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented after 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-2026-000077330) never changes.

Identity and time

Publication numberOT-2026-000077330 · never reused
Internal UUID01a0ae94-f509-728d-83fa-11dd6c9dead0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077330
StatusPUBLIC

Content hashes

Canonical text5f8eb91f53b3c3cab496d8e479fdc59418577d68d053690dad35876dd4453eed
Markdown54499e00a7b4846b85e99752942015ddadc1c78c62c5df1daeb8ad04944c1de0
PDF
Publication page234074ca1929655bb816277b99bc787c26ce56d0d15d8fff59b6e8c9a7753b23
Manifestc18f0f9a92ca13d9f43315b01e3732430a5d878743eab5bc32219bb692ee885b

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
SignaturecO3F3VKZEkXud+zZSPl5KT+BOHitDTlsymI/N3vfOGAB85gw4GDbMlqzbdbEB6xMenYLU5CYzVxhmSew19MYAw==
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

2026-09-17T10:08:58.219205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077330
observed 234074ca1929655bb816277b99bc787c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:58.200385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077330/manifest.json
observed c18f0f9a92ca13d9f43315b01e373243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:58.181534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077330/publication.md
observed 54499e00a7b4846b85e99752942015dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:58.159440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077330/publication.txt
observed 5f8eb91f53b3c3cab496d8e479fdc594...
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.