OpenTechnical

OT-2026-000053704

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000053704) never changes.

Identity and time

Publication numberOT-2026-000053704 · never reused
Internal UUID01a0ae85-735c-77c8-8c4e-9a8f48fc0f2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053704
StatusPUBLIC

Content hashes

Canonical text19e219a587475cf7be41cd4d51fc2d639271da3405affea7b0d9d2c7788f1c56
Markdownb47c779ad787e355c473b7330e7abcc99070dbe427933501eb6140bd1e11ca9c
PDF
Publication page375e22fd96635c564addfa0adb10d99c4e23576f2a0c134dedb64034d858f0ec
Manifeste94308452c77fc6c16b05e046f3a8a11634048416f919edaf6e3ff0161e7654f

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
Signatureijl0biPY3vldADikxTyzfYgkDajWZQX3jRof0xDaBwoobhGOlCoDXAK5hYcdQHABkjTusHwTOuJZayYvOOPeAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:05.733854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053704
observed 375e22fd96635c564addfa0adb10d99c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:05.578279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053704/manifest.json
observed e94308452c77fc6c16b05e046f3a8a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:05.547525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053704/publication.md
observed b47c779ad787e355c473b7330e7abcc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:05.521653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053704/publication.txt
observed 19e219a587475cf7be41cd4d51fc2d63...
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.