OpenTechnical

OT-2026-000088374

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000088374) never changes.

Identity and time

Publication numberOT-2026-000088374 · never reused
Internal UUID01a0ae9b-5d27-7aba-8618-5e7259aac8c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088374
StatusPUBLIC

Content hashes

Canonical text4b9dde616c6d3a054d0c19f35b47bf4ffd83639dab1aebc2d898c1fddfd0eb1e
Markdown1978ca389d74421787ed0d8d1ff4701b0393774394709ed43bbbdc0cef38b558
PDF
Publication pagec3bb69026bc558c1c0a3f03e369d905eadd7344f424a1f1816b906ff06962161
Manifesta25aa8de089a8b5ea7ec6d3a5a89a0a1e38bde0571684f948c10de49cdeabab4

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
SignatureC+fP/a1XnbHeWUbyjEOpMA5+59A0ZAIwAo6mFKwjfIV6ZWIo7aFwqOo1e57k/KSOu/gyAIGYGUmMyPeCAoA0Bw==
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

2026-09-17T09:48:43.570395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088374
observed c3bb69026bc558c1c0a3f03e369d905e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:43.551733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088374/manifest.json
observed a25aa8de089a8b5ea7ec6d3a5a89a0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:43.532331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088374/publication.md
observed 1978ca389d74421787ed0d8d1ff4701b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:43.515403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088374/publication.txt
observed 4b9dde616c6d3a054d0c19f35b47bf4f...
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.