OpenTechnical

OT-2026-000076230

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000076230) never changes.

Identity and time

Publication numberOT-2026-000076230 · never reused
Internal UUID01a0ae94-6a6f-7c86-8eac-8d5c604b3a59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076230
StatusPUBLIC

Content hashes

Canonical text59dc535cfe7599f9102690a0652c51dcdefa5da89e17b17ab3ab700d45c9093f
Markdownc7979d52c5a6b8f081d675912e632cd2463bda7b373d83b585bbaf6d5ea415d6
PDF
Publication page0cffd83a951f3d16b0662aa5be3cde3636e6042d0ae0799a76c121cf97989c50
Manifest22aeaaa4dfb1547bc0d77c9fda42e6694aa8cf6634c922087ef53d006603188a

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
Signature8IRFqzPI5MbpC85s3pHJ7bBn8NqgQL1FijYuD58ry6JEsNla4WQRdNVIyet6/FfRfoZSXkKIZU38sX750J4fAg==
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

2026-09-17T10:11:39.983580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076230
observed 0cffd83a951f3d16b0662aa5be3cde36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:39.963918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076230/manifest.json
observed 22aeaaa4dfb1547bc0d77c9fda42e669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:39.943858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076230/publication.md
observed c7979d52c5a6b8f081d675912e632cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:39.801470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076230/publication.txt
observed 59dc535cfe7599f9102690a0652c51dc...
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.