OpenTechnical

OT-2026-000074146

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000074146) never changes.

Identity and time

Publication numberOT-2026-000074146 · never reused
Internal UUID01a0ae93-7177-728c-b724-1220f3fc8359 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074146
StatusPUBLIC

Content hashes

Canonical text07135f6cd0e065e4d4c8ba2e11f1a6251e1fe3bb9661bf6767f2a45600eb286a
Markdown52b1a4f077a740d2144238ac482bfa7f788ad451f700871e2c1a6e604bc729cb
PDF
Publication page7616ff2add7c4872ed4867401c936456e4dd22922cedf9084eb7a954361e580d
Manifestb0ba07a31b7199eafa6af08180d6c890605a521d8709b7e6d9829a724defdb39

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
Signature/1JnBpLvpqinhiBTfVIqnzDkfyE2R30a/YqH9ASPcERRwWDAbxtevTldvWoi0R/jprH73JB+ra6F40XOt16AAQ==
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

2026-09-17T10:18:59.552803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074146
observed 7616ff2add7c4872ed4867401c936456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:59.535592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074146/manifest.json
observed b0ba07a31b7199eafa6af08180d6c890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:59.519775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074146/publication.md
observed 52b1a4f077a740d2144238ac482bfa7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:59.503182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074146/publication.txt
observed 07135f6cd0e065e4d4c8ba2e11f1a625...
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.