OpenTechnical

OT-2026-000010038

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, vented 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-2026-000010038) never changes.

Identity and time

Publication numberOT-2026-000010038 · never reused
Internal UUID01a0ae6b-cb79-783c-9827-2978756f8476 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010038
StatusPUBLIC

Content hashes

Canonical text45c27731c8ea3b93054ff05851be1ac67188ba991b895ff75d213df5619157fa
Markdown0ef26df7909107bec9e132f89d3b467cb00ece1ea911d95ca5de5813418f6e7c
PDF
Publication page203365d82a792e3b338a28146bd1055af2c8fe099c92fd1c605bc3645b625f8b
Manifestf6d299a3c134a8b01744d081ac0669e01c931c13253d8849d4519d51b797250e

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
SignaturekOhIhdyJvU8PXzNDCuVmTscJ+zqmDIlwrWyDaTtShdvjaA18WqUiMjr9YdxRmxTBjpt41AvxuR0Cuc5pauD4Ag==
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

2026-09-17T12:16:06.167301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010038
observed 203365d82a792e3b338a28146bd1055a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.146334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010038/manifest.json
observed f6d299a3c134a8b01744d081ac0669e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.125540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010038/publication.md
observed 0ef26df7909107bec9e132f89d3b467c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.104881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010038/publication.txt
observed 45c27731c8ea3b93054ff05851be1ac6...
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.