OpenTechnical

OT-2026-000088120

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000088120) never changes.

Identity and time

Publication numberOT-2026-000088120 · never reused
Internal UUID01a0ae9b-1aa7-7953-9811-8d4a459a04c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088120
StatusPUBLIC

Content hashes

Canonical text55331fff8fc381b110ec0695bef5e6b9f15d1bd9c2d1de66122c6b45127d02ac
Markdown8ee3a0dc615c9574b42252a772e6f2504062b59af8da357542458bfa9ea68b17
PDF
Publication page2a7fa5b39fcbfd2245767d9ea9fcce18be8005634ab2d763aca4ca735d030af1
Manifest1cf2940d52bb8ea6fd73d3b94b3caf8a78fe7ab3d1acad006cd8bc9e935843d8

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
SignatureL6ddPpC3ndGSmSi3k9vreLRf4OL5eNJA9PfqLGaAcTZE9eyCOFcsmFcX5sivQS5u8200cGEtOrsqpOU28boVBQ==
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

2026-09-17T09:50:08.783177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120
observed 2a7fa5b39fcbfd2245767d9ea9fcce18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:08.761257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120/manifest.json
observed 1cf2940d52bb8ea6fd73d3b94b3caf8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:08.731634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120/publication.md
observed 8ee3a0dc615c9574b42252a772e6f250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:08.711359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120/publication.txt
observed 55331fff8fc381b110ec0695bef5e6b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.651438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120
observed 2a7fa5b39fcbfd2245767d9ea9fcce18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.630179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120/manifest.json
observed 1cf2940d52bb8ea6fd73d3b94b3caf8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.602124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120/publication.md
observed 8ee3a0dc615c9574b42252a772e6f250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.580494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088120/publication.txt
observed 55331fff8fc381b110ec0695bef5e6b9...
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.