OpenTechnical

OT-2026-000050516

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-2026-000050516) never changes.

Identity and time

Publication numberOT-2026-000050516 · never reused
Internal UUID01a0ae82-5c49-759f-98d8-8970babd22b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050516
StatusPUBLIC

Content hashes

Canonical text5fab6e5dbbf9927ba39bb76aa7e99d5a039bebb3c7358e6b16dbd2a069c1f2d6
Markdown33fae07ceb29b6b715df3aa4a7cd1f9626cac7b7862c841e1d7cebf21bc6c462
PDF
Publication pagef4c24c33176d3600735cce9bf60498a8aa457c9663f7488bab381b4134d74db6
Manifestd0ae67b86456b2f3cab27041dd99ee586ba072eb44b9af19419e716e98bcc392

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
Signatureof+LlR8Be8H9z+WZv3hDE5fMlv+KZnmZ12/ngDoQvIPom3sPXE09H3d/xnDP0h0Wd23bEiM3vH2gLmd/uS82BQ==
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

2026-09-17T11:01:34.691855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050516
observed f4c24c33176d3600735cce9bf60498a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.676431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050516/manifest.json
observed d0ae67b86456b2f3cab27041dd99ee58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.661858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050516/publication.md
observed 33fae07ceb29b6b715df3aa4a7cd1f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.644785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050516/publication.txt
observed 5fab6e5dbbf9927ba39bb76aa7e99d5a...
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.