OpenTechnical

OT-2026-000070254

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000070254) never changes.

Identity and time

Publication numberOT-2026-000070254 · never reused
Internal UUID01a0ae91-545e-7750-835e-10d207f47386 · 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-2026-000070254
StatusPUBLIC

Content hashes

Canonical text483279835191ace2c03211fff54d9f48b05593bc402ab5a3b661334c54425ab0
Markdown81c64176e5d64de6761774357d490d7871e14111d9997a3bad7e295eb1a81f6c
PDF
Publication pageb50e902a4cda8b8f8088f84048962ae7fab76ad7850e77b5dcaa2688de848058
Manifest96e06f969ccca9734b1a2a4392c42febf00b0471ce633570cd37b1da75533f16

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
SignatureuZn4lclO/1Jj56anuM7hdiwp4n6ZtxMwBPA/Vq2Jgsz0mH6zPvM/WYgVLImpEbxm3C+kCFX4NXtVR9P9x3iVBw==
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

2026-09-17T10:26:01.971925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070254
observed b50e902a4cda8b8f8088f84048962ae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.954036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070254/manifest.json
observed 96e06f969ccca9734b1a2a4392c42feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.936717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070254/publication.md
observed 81c64176e5d64de6761774357d490d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.919508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070254/publication.txt
observed 483279835191ace2c03211fff54d9f48...
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.