OpenTechnical

OT-2026-000035827

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed 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-2026-000035827) never changes.

Identity and time

Publication numberOT-2026-000035827 · never reused
Internal UUID01a0ae76-b4c9-700a-90f2-8760948c345a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035827
StatusPUBLIC

Content hashes

Canonical textf585c1bd50fc8f6f8b56486dbb8b957e74ba83d720913c921636d1bcb053c19d
Markdowncf281056fad9bdf0b3f5d5e893eb2fb2f7667319f7cdfb8ddff54bc2cb5625d9
PDF
Publication pagef6adcb0198c6846f219cf769e8b84b35c9c26ea20def12bccf2b1351bc9bfd7c
Manifestc1efee3fe35a3c6d33a2bbebaf357fe48b41302cdcfccae1515f55af5a3d5c5b

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
Signature1zmm8NfhO8bNgoFPBmk9A8nhzwc0u6pRjvsVmxc0mLhG+o2GXGsu1oEblaCYbF7SeBaMlFSkI0TGwkerJG+tDQ==
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

2026-09-17T11:27:32.732714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035827
observed f6adcb0198c6846f219cf769e8b84b35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.714897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035827/manifest.json
observed c1efee3fe35a3c6d33a2bbebaf357fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.695052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035827/publication.md
observed cf281056fad9bdf0b3f5d5e893eb2fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.678006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035827/publication.txt
observed f585c1bd50fc8f6f8b56486dbb8b957e...
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.