OpenTechnical

OT-2026-000069716

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069716) never changes.

Identity and time

Publication numberOT-2026-000069716 · never reused
Internal UUID01a0ae90-b52c-7fe3-a0c1-7294a136a63f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069716
StatusPUBLIC

Content hashes

Canonical textd11fbab05ac9677238ae017367af7f7542a68a2af015b788cc5cbbe051112cdf
Markdown151ccfe87822aa548af068f2ce6ab8b83e913ecdf3ffff9e5cb5890a817267e1
PDF
Publication pageb231f4388662ebb21c5e4dad469c89a9af77593b07b085b71206dc3669f8dea4
Manifest27cda67317f39c7ede636b95e5165ad0ea1352a1a8ce5a3b8ecb75fe73356edd

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
SignatureQLt2lG5GbVev1194ETxiNE8G1aSmNWd1bKao8rLdcM7qKskhu1EvFJ9P7vQ9CvG4V+86PhwQRW7jA0l7n5YGDg==
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

2026-09-17T10:28:29.146046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069716
observed b231f4388662ebb21c5e4dad469c89a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:29.128196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069716/manifest.json
observed 27cda67317f39c7ede636b95e5165ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:29.110741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069716/publication.md
observed 151ccfe87822aa548af068f2ce6ab8b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:29.092905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069716/publication.txt
observed d11fbab05ac9677238ae017367af7f75...
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.