OpenTechnical

OT-2026-000040934

Publication integrity record

Foam pad vacuum gripper, two stage ejector, sustained 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-2026-000040934) never changes.

Identity and time

Publication numberOT-2026-000040934 · never reused
Internal UUID01a0ae79-6d10-7f67-8b5f-35bafa1a89cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040934
StatusPUBLIC

Content hashes

Canonical textb80556d15dd18dd3efa3c3b3234b96642abe0231415f654c00f452238db58afc
Markdowna03bc79a5d7c759093e0f80f36bebec5547f917764e99cc86830df78051bbe28
PDF
Publication page38c1626f8b233c672fcc755956532267b5fe08db5d7bbc1c23f197c9d18d976d
Manifestbeccc372e2a70c910542aed3d7613f56eb0b6b84d6f487a34a9cad5174e087bd

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
SignatureB73KL8Q8HdYO3I9EnaW8RUGTNMCxk1V/zWUj772GZr/o0OSXRAgfqwwGKOrRe0Ot3SLEtu61465CyHcB3QckDg==
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

2026-09-17T11:20:19.789155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934
observed 38c1626f8b233c672fcc755956532267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.771986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934/manifest.json
observed beccc372e2a70c910542aed3d7613f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.754045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934/publication.md
observed a03bc79a5d7c759093e0f80f36bebec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.738212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934/publication.txt
observed b80556d15dd18dd3efa3c3b3234b9664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.683488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934
observed 38c1626f8b233c672fcc755956532267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.666817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934/manifest.json
observed beccc372e2a70c910542aed3d7613f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.647661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934/publication.md
observed a03bc79a5d7c759093e0f80f36bebec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.629366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040934/publication.txt
observed b80556d15dd18dd3efa3c3b3234b9664...
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.