OpenTechnical

OT-2026-000039456

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000039456) never changes.

Identity and time

Publication numberOT-2026-000039456 · never reused
Internal UUID01a0ae78-9675-7f77-b036-5e2a1cea6789 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039456
StatusPUBLIC

Content hashes

Canonical text7c7e8abd88bbad2c24644ad54b980f2ada57cb9297a191dcffcb8a176bacbb01
Markdowne1fc5decaec2d6a5400047f2cbf2a93bdbfce06b7be6876d0c2b6bcc9b5ea670
PDF
Publication pagef45e222030e2e61edd37c03f550125bf03f9d8fe87c945708e196de19da1d756
Manifest3a54edd8e2bdfaa7668d12c43db849a6db8e3ea75ff172a1cee1d288266c19a0

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
Signaturefvc8t+2xXTmMQ4+eIwtq+MbOvUuxInqKvT/bd6tsQtnq/sCJubBrbZ7xp4YgsJNViGehd1lvbbNdIJ76qb6uCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:04.659472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039456
observed f45e222030e2e61edd37c03f550125bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.642375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039456/manifest.json
observed 3a54edd8e2bdfaa7668d12c43db849a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.624480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039456/publication.md
observed e1fc5decaec2d6a5400047f2cbf2a93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.606546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039456/publication.txt
observed 7c7e8abd88bbad2c24644ad54b980f2a...
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.