OpenTechnical

OT-2026-000060544

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000060544) never changes.

Identity and time

Publication numberOT-2026-000060544 · never reused
Internal UUID01a0ae8a-b7cc-75f5-bd17-af6940c01dc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060544
StatusPUBLIC

Content hashes

Canonical textf58e4508f22cd1ef0c7e9ef1f35e2d831809ab99519f7d0fa9962132feb35a6e
Markdowne5593c8ec62ec29ca6c5b9fbd29be6a6c788a0466b47f81f2bed096b93ff506c
PDF
Publication page3e08a2e52ef9ae0f2793ffdfd73ff490d00f5e6053160649f3a2b10145bda17a
Manifest4c2182f80706ae71ee66e25341b88f6db590c71c7855cfc74e91908bdf929559

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
SignatureKXmsZC5rAaVqQEw25DxMjuWhy9w+veaiB2txUGxNRs/CeIRvubJChLGkhrY1rvEUss0s2WUtzsjVlt9siKgdBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:09.240778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060544
observed 3e08a2e52ef9ae0f2793ffdfd73ff490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.222982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060544/manifest.json
observed 4c2182f80706ae71ee66e25341b88f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.206288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060544/publication.md
observed e5593c8ec62ec29ca6c5b9fbd29be6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.180676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060544/publication.txt
observed f58e4508f22cd1ef0c7e9ef1f35e2d83...
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.