OpenTechnical

OT-2026-000033137

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000033137) never changes.

Identity and time

Publication numberOT-2026-000033137 · never reused
Internal UUID01a0ae75-4844-71c3-91ad-cc025547aa59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033137
StatusPUBLIC

Content hashes

Canonical text0367dc77e9f34b79682c0fe35d5dc33bb4c9f2f214441e71a33a90bca3b84d7e
Markdownb2fbe090222a8e5e0d4376e0a658560919b97ce11592d0d34025faf894b248d0
PDF
Publication page225a258ec04a7cfbb3d37dfcab42407b3a1b4cb4037b3de4d84b80a670c0d4cc
Manifest32fef6e0902054a65b480027c50df64fbfa308365b3d9aafaa068e1102a57d05

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
Signaturemnm2qdgi+v8aap1fFWAnMEsLX2KPa8nxRIV2DfBU3DvU03IngLqho4aOEysMES3LmImZQMdQ7u8wOD9diIBkAg==
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

2026-09-17T11:32:49.213854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033137
observed 225a258ec04a7cfbb3d37dfcab42407b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:49.196266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033137/manifest.json
observed 32fef6e0902054a65b480027c50df64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:49.179402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033137/publication.md
observed b2fbe090222a8e5e0d4376e0a6585609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:49.161215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033137/publication.txt
observed 0367dc77e9f34b79682c0fe35d5dc33b...
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.