OpenTechnical

OT-2026-000102734

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000102734) never changes.

Identity and time

Publication numberOT-2026-000102734 · never reused
Internal UUID01a0aea4-858c-7eb0-8550-e3af4d2b3912 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102734
StatusPUBLIC

Content hashes

Canonical textaedecbfd706c21b77db9d831ae7da9ab8d6446f19d5f5992c01dd84dea1d2bde
Markdown8ca0deb4cb696971b86e4e4ae0897a56f067e84d35e1e3830f1212fffd6149e6
PDF
Publication pagedd914112602a4272e854951dec3a9c7bcb1d20756cc54c0c8bf89afacc674695
Manifeste524f0d77515e073c7de6be8e9249b917f5a28948b7bda25f8ae59a50e759d54

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
SignatureN+wV+BQoy0GWRHaDZJtkPOYgmXobnZeXkcoxN2e5yaDW1LNDWCkcYi7LfnTWE1EtErPpU9X4Tn2whs7bdri+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:15.144517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102734
observed dd914112602a4272e854951dec3a9c7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.126137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102734/manifest.json
observed e524f0d77515e073c7de6be8e9249b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.108154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102734/publication.md
observed 8ca0deb4cb696971b86e4e4ae0897a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.088391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102734/publication.txt
observed aedecbfd706c21b77db9d831ae7da9ab...
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.