OpenTechnical

OT-2026-000009866

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000009866) never changes.

Identity and time

Publication numberOT-2026-000009866 · never reused
Internal UUID01a0ae6b-cb78-7e05-ae0a-09e09429f739 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009866
StatusPUBLIC

Content hashes

Canonical text2a7f6e2f4357297864375073fc611fc7242b85017d61efb2f931576f50c8ed30
Markdownc7c3b98b08f27564b62b2a5a6cf1de5792a42f6e9c92f997a2f1ad48ffc6867c
PDF
Publication page918fe97f64c9f45bc24dfde72685f6e8e1571c0dc7eee12be8ccfb7dc213cf5a
Manifest77a895bf77dec3a47d385865fa916d36897b96ffb66f992fb17eff4edbd221fe

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
SignaturePjg6dJtpZfj87pk22CJHk0NE/aJKukl5qlvS3cG1nivOxUA9n9glUBW+8pRnnvkb5rWhR9Pwia6j8WBjYCQpAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:52.178575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009866
observed 918fe97f64c9f45bc24dfde72685f6e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:52.158329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009866/manifest.json
observed 77a895bf77dec3a47d385865fa916d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:52.139632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009866/publication.md
observed c7c3b98b08f27564b62b2a5a6cf1de57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:52.122467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009866/publication.txt
observed 2a7f6e2f4357297864375073fc611fc7...
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.