OpenTechnical

OT-2026-000033891

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000033891) never changes.

Identity and time

Publication numberOT-2026-000033891 · never reused
Internal UUID01a0ae75-a391-778e-8845-46780e27f550 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033891
StatusPUBLIC

Content hashes

Canonical text4fa151dc07b726b836ad1040616877c05f603854a5fc018d9a390315557f60b2
Markdowne86d67dafe923f8d7791ed6b2b1eb2c10540328dfda72ac2a7b972a0140488b4
PDF
Publication pagee5ab7a24bc51a67d5f4a3bd6642c1bc07b7b92799e92fb65a7c8424c7a08550b
Manifesta5d4ac13f81ce4b7c8e2d3eefaa3026ac417a571565319c8e13f2f6d24a627ba

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
SignaturegG8eQhOk3bFSq2lNzj9O4SmY6YeGyEJuVR2UvH5gWHB/4i6assDLgDGXXyekHhVM1Tq3iEwZifBL04chNyFRDw==
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

2026-09-17T11:31:57.934460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033891
observed e5ab7a24bc51a67d5f4a3bd6642c1bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.915952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033891/manifest.json
observed a5d4ac13f81ce4b7c8e2d3eefaa3026a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.897351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033891/publication.md
observed e86d67dafe923f8d7791ed6b2b1eb2c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.879630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033891/publication.txt
observed 4fa151dc07b726b836ad1040616877c0...
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.