OpenTechnical

OT-2026-000084322

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000084322) never changes.

Identity and time

Publication numberOT-2026-000084322 · never reused
Internal UUID01a0ae98-5b61-7fbb-a5ea-18b0cce46c60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084322
StatusPUBLIC

Content hashes

Canonical text4d547574323a664c4c0114c9a0eb7b2c6786596e2a314fdc93cd66b35ba96b1f
Markdownf86f9525f3e84578c759f7a56ff7024b5f9169e1890fc21264257ceb7b6dbe04
PDF
Publication page9df4b7e4334fb8bb28db2fd7bf2d11de8afcf744afad965bbfa82ffbb28d1198
Manifest49e5dd0238fba60b5db4f44528bcbd6fd09e5b9af29e66f097e370b8fb4251d5

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
Signature17++LC1OmjMJ0cN2J34mu8aLIJAeIOJO22S9TVTw/99Y9oxoSNn/cI4PtykF32cVV3cMyd3w0aAyNA5JVrQiAA==
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

2026-09-17T09:56:14.859926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084322
observed 9df4b7e4334fb8bb28db2fd7bf2d11de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.842686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084322/manifest.json
observed 49e5dd0238fba60b5db4f44528bcbd6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.825826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084322/publication.md
observed f86f9525f3e84578c759f7a56ff7024b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.809337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084322/publication.txt
observed 4d547574323a664c4c0114c9a0eb7b2c...
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.