OpenTechnical

OT-2026-000071837

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000071837) never changes.

Identity and time

Publication numberOT-2026-000071837 · never reused
Internal UUID01a0ae92-1e92-7ed2-82d9-2db652c22f56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071837
StatusPUBLIC

Content hashes

Canonical text4dd5866f387113075e0b7c08e0d175e5c6601d5d076e270879600b516c54a26b
Markdownf1077ec9f090ff938aae833cc49bf0fa2c53b583cfd578886fcd0953ae8b43bc
PDF
Publication pagec3af1e1225b13be03ff76842a2bb7690364211f2be116796e8d7e98a66eb2437
Manifest7f8300514f17143014b9cf088d0b3810f4b5d6109692e5678c7f0e62986afd30

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
SignatureHwH1fko8Ukx1qU5hAZV5H8KR61x3CoEQicAK6oOMmGJDuASpqPIlgRSEymGBsmJ9DzfXUC+4NcqvmfjNvnbvDA==
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

2026-09-17T10:24:00.868651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071837
observed c3af1e1225b13be03ff76842a2bb7690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:00.851084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071837/manifest.json
observed 7f8300514f17143014b9cf088d0b3810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:00.834371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071837/publication.md
observed f1077ec9f090ff938aae833cc49bf0fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:00.816644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071837/publication.txt
observed 4dd5866f387113075e0b7c08e0d175e5...
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.