OpenTechnical

OT-2026-000071526

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented before 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-2026-000071526) never changes.

Identity and time

Publication numberOT-2026-000071526 · never reused
Internal UUID01a0ae91-e0ee-7d52-91b8-7dff2df54aff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071526
StatusPUBLIC

Content hashes

Canonical text89d103b05ed997ac04a1759bb7b594ba57551da00e77e4792da3793698d797ac
Markdown0cf1abb7cd8f8f253a85c49617e18e51aca8974d3cd229568bdcf0e258156ea7
PDF
Publication pagebb8607c2f6dc514eac56354421864d40a4f2cb6bcbc3edfe0b9d0ce5cede6d5e
Manifest45643179bc3136af7cb1a82337940e54e758ca282d2e445a09152e2eb4a74441

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
Signature5gDc71z5ExV/zTI4fxcuDpajztk9MXF0ZXznpDapV83Gja6varhiwPPaVnFJJ7YrGtJKTLAn6K8uvlG2BQuaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:10.596421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071526
observed bb8607c2f6dc514eac56354421864d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.578232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071526/manifest.json
observed 45643179bc3136af7cb1a82337940e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.557445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071526/publication.md
observed 0cf1abb7cd8f8f253a85c49617e18e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:10.538617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071526/publication.txt
observed 89d103b05ed997ac04a1759bb7b594ba...
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.