OpenTechnical

OT-2026-000078735

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078735) never changes.

Identity and time

Publication numberOT-2026-000078735 · never reused
Internal UUID01a0ae95-ccbc-7fbb-bc00-9ebfbbc07d55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078735
StatusPUBLIC

Content hashes

Canonical text0ab4ec57707fc4897e17fc53815baf2030f9c8bde059a9fb6ec51e082bb54e3a
Markdownbf41172a0d98658fe797e29250d2b1f289b60e1d26afc1f5241c3faeb51b3022
PDF
Publication page100091e7293301edc6e6808d7ebf1331081afb06a94c3e998b433393c848656b
Manifest01a80509d201bb81486185a5c00c7b91ed0f56e1b4c60c8b8bccd8744833b99e

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
Signature1nhz5dnWlY99LeQU6rZ7H+VQphuJImSqNeVfSPxutFVN6pI6n81BqE6gPdqOHysKU9dH5iMQS49tNYe0VFYoBA==
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

2026-09-17T10:05:31.180828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078735
observed 100091e7293301edc6e6808d7ebf1331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.163524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078735/manifest.json
observed 01a80509d201bb81486185a5c00c7b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.144752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078735/publication.md
observed bf41172a0d98658fe797e29250d2b1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.127265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078735/publication.txt
observed 0ab4ec57707fc4897e17fc53815baf20...
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.