OpenTechnical

OT-2026-000098633

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000098633) never changes.

Identity and time

Publication numberOT-2026-000098633 · never reused
Internal UUID01a0aea2-42ad-7f1b-a34a-a45723b42f6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098633
StatusPUBLIC

Content hashes

Canonical textcacf79ce92da2b3fd7f5a1622add1003e8b4b412064f86e4725d741762e15595
Markdown62a7aa6f993b740ad47e884b0944c4fd446f03ebea91d87083dcdec4c2f0563d
PDF
Publication page2b6126592303d432fe37a7d793c9c3556eb66088d03bfcd6f3e83a8c644dd5bb
Manifestb687701bf1e9e6af760c5f71ab2a2b1cb123c9c211a44ef7d0020084f2f31911

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
Signaturez1s2i42OYEFfD9kzuG3SvSDN52JTcwFKLRtHV2/WSCVBsh80hIJKpMsN1Hlg6VRFSCJll0gd42f4oOpW+1VqDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:55.479518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098633
observed 2b6126592303d432fe37a7d793c9c355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.458248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098633/manifest.json
observed b687701bf1e9e6af760c5f71ab2a2b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.438664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098633/publication.md
observed 62a7aa6f993b740ad47e884b0944c4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.419217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098633/publication.txt
observed cacf79ce92da2b3fd7f5a1622add1003...
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.