OpenTechnical

OT-2026-000071532

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000071532) never changes.

Identity and time

Publication numberOT-2026-000071532 · never reused
Internal UUID01a0ae91-e0ee-7093-9ba9-e256f01c51f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071532
StatusPUBLIC

Content hashes

Canonical textc2aff0e142abea3461e417e42c68c14acf1a70c188fb23ef34f2a9534ee6200e
Markdown0255f82a76f654878864aa6b6f8059b3a532c535d2f55d2ccac35469830f8fef
PDF
Publication page0426491a2a22847f1b32e02521aa2febbcca84afada98c3ca03ff3686b58d9b6
Manifest2d7b4feb0271b7b623829a9937ec2b87c35eccc862c24a72da313a76d75b5b25

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
Signaturex99M8uL1yXpQxqN0SHHwpskgEQYT05FQRVPJKupJeomb3J/v0JJ0f9qSyjSbKy44If0SLI2AUcN9aUQ4C9VaAQ==
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

2026-09-17T10:25:11.034760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071532
observed 0426491a2a22847f1b32e02521aa2feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:11.017228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071532/manifest.json
observed 2d7b4feb0271b7b623829a9937ec2b87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:11.000214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071532/publication.md
observed 0255f82a76f654878864aa6b6f8059b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.983541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071532/publication.txt
observed c2aff0e142abea3461e417e42c68c14a...
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.