OpenTechnical

OT-2026-000083614

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000083614) never changes.

Identity and time

Publication numberOT-2026-000083614 · never reused
Internal UUID01a0ae98-0415-7cad-9631-f9ae9c37d5f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083614
StatusPUBLIC

Content hashes

Canonical textcc3dfbe1f1c4d1be8d6e2510ed7bac3f81817cf57da12b10b4e8566f8387ea93
Markdown800ffb31e06b493504e105f9a96a670ef62d5a6bca4c9becd6396d59e538bc84
PDF
Publication page42284962149746e910bb2f22b7f45404ccecbc7fa765c994f530e111e6b1accd
Manifestcee556cf69ef22607446090e191f61260dce8fce87707f0910a2c6a227cca95f

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
Signature4vqzNZRhFk/wVDpmV9P/7SuOfIPjvfAiyAUgWYbGz59dtEvfqeMnqwu6jAaPBisjWWeEARewh34X1QpCldAvAw==
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

2026-09-17T09:57:06.704792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083614
observed 42284962149746e910bb2f22b7f45404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.686762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083614/manifest.json
observed cee556cf69ef22607446090e191f6126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.670678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083614/publication.md
observed 800ffb31e06b493504e105f9a96a670e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.654429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083614/publication.txt
observed cc3dfbe1f1c4d1be8d6e2510ed7bac3f...
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.