OpenTechnical

OT-2026-000043062

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000043062) never changes.

Identity and time

Publication numberOT-2026-000043062 · never reused
Internal UUID01a0ae7b-3278-70b5-a05c-2ed03bd97dce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043062
StatusPUBLIC

Content hashes

Canonical texteb3d1e7438cb05b7f407a08efed5249e82516c5f7c71e7a634513c882e4bb8f3
Markdown1a71c7cd6424ba91df9f24d9e8aa5cc8d91329162996361869df362665f3a549
PDF
Publication page95e4ad1c067f70c93fc357001e50f0276380ccf11d8b719e1230d464269da25e
Manifestd4eebf6a353eb35055d72269747f2151a3295d47262e8acb06521625268163af

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
Signature6KEANAiQpeFdghut11eEOiEG6podMAXaEOH47vPkkPLOkTEUY+2B6ALD/bnga5wDTuUbC34bdK0mBMz+2T8/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:28.335326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043062
observed 95e4ad1c067f70c93fc357001e50f027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.315044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043062/manifest.json
observed d4eebf6a353eb35055d72269747f2151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.296404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043062/publication.md
observed 1a71c7cd6424ba91df9f24d9e8aa5cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.276747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043062/publication.txt
observed eb3d1e7438cb05b7f407a08efed5249e...
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.