OpenTechnical

OT-2026-000043907

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000043907) never changes.

Identity and time

Publication numberOT-2026-000043907 · never reused
Internal UUID01a0ae7b-d678-7b73-85cf-0691eb4e090d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043907
StatusPUBLIC

Content hashes

Canonical text60258ac04c57bf0f6321b94379ca1aae91945d5f871f0579998ddd3d88a40967
Markdowne6ce93d42a528a09ab62999afba9d625b80323bc794dfb2ad7e71c5fe054634b
PDF
Publication page534004dfcfec28bbebe6f96358ca7c3956541f19ae7465c4372556f82134d4b2
Manifest8ce104183387f1033dce36b6eb4c7dd084c93af2d2f8728c8dea4529d5a2c12c

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
Signature03Ve2Fb3iXDOligJSfjTXnYxw4MAlP/qs3F3JOsAZpUGZgWi1AgOlKj0jjH9haEGPZhrckQE4tWrQEN5w2L5Ag==
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

2026-09-17T11:12:14.823704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043907
observed 534004dfcfec28bbebe6f96358ca7c39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:14.804533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043907/manifest.json
observed 8ce104183387f1033dce36b6eb4c7dd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:14.784668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043907/publication.md
observed e6ce93d42a528a09ab62999afba9d625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:14.741406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043907/publication.txt
observed 60258ac04c57bf0f6321b94379ca1aae...
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.