OpenTechnical

OT-2026-000070255

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000070255) never changes.

Identity and time

Publication numberOT-2026-000070255 · never reused
Internal UUID01a0ae91-545e-75fc-9cef-9125b2e1a2b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070255
StatusPUBLIC

Content hashes

Canonical text6762c1ab6d9d43368542adb43cfde686ba3f872f1b259d54e80d376db810c928
Markdown088bcb517944408ae15aba58973505897319ad82527eb64fb3297aa2239a733c
PDF
Publication page1de98f70aed3271c28b5325c95cfc2398b108a19b53e6fccbfc66124273be05f
Manifest3e9b61a7dc091cdf20a6f328038073de8cf47e7bacac7ec049e657cebe524f24

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
SignaturebLdAcybBOUlFAMP4uz5W5XtdryhFghEzPw8xXm4nKSwjVsnBdEYlcF0ekItIiaKQ7IWJBvZY+9zX1qMMCL+YDQ==
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

2026-09-17T10:26:02.044095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070255
observed 1de98f70aed3271c28b5325c95cfc239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.025675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070255/manifest.json
observed 3e9b61a7dc091cdf20a6f328038073de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.007386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070255/publication.md
observed 088bcb517944408ae15aba5897350589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.990552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070255/publication.txt
observed 6762c1ab6d9d43368542adb43cfde686...
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.