OpenTechnical

OT-2026-000045740

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000045740) never changes.

Identity and time

Publication numberOT-2026-000045740 · never reused
Internal UUID01a0ae7d-8f04-73f3-99e2-d359f6db7503 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045740
StatusPUBLIC

Content hashes

Canonical textc99265bf8539efdfe39045e2e2c1bc1571efce3051578b29f7925069c590c0b9
Markdown4efe2f7227d030f513a0aa024e45fe5f3d6019e860d88ec1bb50f0057a8fb902
PDF
Publication page5b7f77c081ea7ee985dce7f07c088eed39a86be0b207507e8f753d03137a30e7
Manifest40b8a15616dc8fffac2ae02513af6097a87ea1a1c739f429669b71b4f3c7af33

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
Signatured2HP3M9VGKOSIniu/uvm0tgrTsZIyfUXbeGEi5HR2okYE97Dlig83y8QcG7GhFylswfyqFvIf4Z7vN0jO15PDQ==
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

2026-09-17T11:09:33.558648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045740
observed 5b7f77c081ea7ee985dce7f07c088eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.540879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045740/manifest.json
observed 40b8a15616dc8fffac2ae02513af6097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.522816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045740/publication.md
observed 4efe2f7227d030f513a0aa024e45fe5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.503177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045740/publication.txt
observed c99265bf8539efdfe39045e2e2c1bc15...
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.