OpenTechnical

OT-2026-000075038

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000075038) never changes.

Identity and time

Publication numberOT-2026-000075038 · never reused
Internal UUID01a0ae93-ac2e-70cb-bdcb-2dfe0b6c8f20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075038
StatusPUBLIC

Content hashes

Canonical textc24f7246d2e304e21d6ef132045a6e5ec4d71bf28aef998b7f2ce6e6e8daf1c5
Markdownc6f23f723406266f86ca045bbe50bdad536e767d8441f6fbbc1fe58c593d3159
PDF
Publication paged77737368f2bfedd8e8beb3b972b5385510f06a830b4b469578de5a960d1dccd
Manifestdfde2a961fc89e081059f571ff4dfe873fcef47e8a58973bee603de77e2dcde4

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
SignatureoxUqAJTXRq+3oGUFUpbv3TWA4xP8yVicBYzZ+uLpcxf6ZLWHqjw+GX/00mFcR/diP/WZrBHB7JiExCKLwwRjDQ==
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

2026-09-17T10:18:51.142930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075038
observed d77737368f2bfedd8e8beb3b972b5385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.126531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075038/manifest.json
observed dfde2a961fc89e081059f571ff4dfe87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.109416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075038/publication.md
observed c6f23f723406266f86ca045bbe50bdad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.092999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075038/publication.txt
observed c24f7246d2e304e21d6ef132045a6e5e...
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.