OpenTechnical

OT-2026-000080076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000080076) never changes.

Identity and time

Publication numberOT-2026-000080076 · never reused
Internal UUID01a0ae96-4378-790d-9f50-b31d3524b70e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080076
StatusPUBLIC

Content hashes

Canonical text709d63327c876043abc4c83fed3f98e21fad9babc8a6d1e1c1ea7b4ff4935a6c
Markdown5687f9f77918243d870a71262f7c54b44168999e49c7451567f6a87ac409b6bb
PDF
Publication page4df01dd365b74e4b7d1fd3b5faef2f797c117778996fb843c61a7bf2e79cd02f
Manifestf00a0cec85b28d560c52f812de951126a24cc6152a9fd4cbbbe141a5570646e6

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
SignatureuB4AiUY9bl6ln8MhDwTOnvBoPYegYKGNAAW4QXJLq+8MssdskNK9+bAYOfIAMSTITipZyAVOy+Bkt8N607SIDQ==
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

2026-09-17T10:04:00.735665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080076
observed 4df01dd365b74e4b7d1fd3b5faef2f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:00.713728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080076/manifest.json
observed f00a0cec85b28d560c52f812de951126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:00.693475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080076/publication.md
observed 5687f9f77918243d870a71262f7c54b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:00.676240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080076/publication.txt
observed 709d63327c876043abc4c83fed3f98e2...
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.