OpenTechnical

OT-2026-000070388

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000070388) never changes.

Identity and time

Publication numberOT-2026-000070388 · never reused
Internal UUID01a0ae91-545f-762d-bf2e-695de507073e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070388
StatusPUBLIC

Content hashes

Canonical text0f8f9df2852670cc3de6dce950a0c5d76a6c9eba430ac12a7af6f9ab239905db
Markdown5b0fd7de4b7eba04bc458e017ac75dcffb94eb7bdaaa871e839e15fdbc2df82b
PDF
Publication pageb3f2643a70d71b9e90db252fb79ce56300556748a2aa972b8557ffcef36c2c7a
Manifest06b6766834db1dc9192ae1320ff94426a3afc2c0497774925bcf17198b0b0a12

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
SignatureyV43MoL1MC6/zCanBpB7nP7QgoF8rzijLe9TP82AbSE/LkE0s9INn4Lpj9MBxgIy4CWm9QNZ/l/utJQ8Pg1hBw==
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

2026-09-17T10:26:11.644877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070388
observed b3f2643a70d71b9e90db252fb79ce563...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.627519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070388/manifest.json
observed 06b6766834db1dc9192ae1320ff94426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.607467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070388/publication.md
observed 5b0fd7de4b7eba04bc458e017ac75dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.589666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070388/publication.txt
observed 0f8f9df2852670cc3de6dce950a0c5d7...
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.