OpenTechnical

OT-2026-000092748

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000092748) never changes.

Identity and time

Publication numberOT-2026-000092748 · never reused
Internal UUID01a0ae9d-b600-766e-a513-1d89058eda69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092748
StatusPUBLIC

Content hashes

Canonical text3aa8cc5c95170a1ff0214dc79c38d867f31347f566d1ba916b235b0c606d378e
Markdown3496ac3255dc70d56bfc1cd1417b03a2663ae32d8e98a13ba51e21fc4ff6dd5b
PDF
Publication page6667d29768fb767d162b0c9a0c19da4371db58414f4ff27671128bdd1d044f34
Manifestc95ba7e9bdeef378ee754633861720ed8a6ca4b7bd4d5bf40f34a24d740f142f

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
SignaturepLKAoJATzhdLuPRlKw+27n7BdIWPaPekF+mFDMORNQaD+a25Ugxn10OAUgBa6cuMevK1lHES88y7NmGIt2WhCg==
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

2026-09-17T09:41:22.576690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092748
observed 6667d29768fb767d162b0c9a0c19da43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.560517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092748/manifest.json
observed c95ba7e9bdeef378ee754633861720ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.543958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092748/publication.md
observed 3496ac3255dc70d56bfc1cd1417b03a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.527333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092748/publication.txt
observed 3aa8cc5c95170a1ff0214dc79c38d867...
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.