OpenTechnical

OT-2026-000086626

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000086626) never changes.

Identity and time

Publication numberOT-2026-000086626 · never reused
Internal UUID01a0ae9a-2c98-74f4-b642-a5a7e87b0862 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086626
StatusPUBLIC

Content hashes

Canonical textedc97ca8fb08651b9cbe743f10c0e16de7854992202acf9d5bda6631c194f3d2
Markdown988f52bfd37d1275d7efc9d40bdcdccb1e0a481aa22f8dbb4d94c9532df653da
PDF
Publication pageb9b657e9aff31613a9c7fd9c839b862216f7726c413f7877ef388e34a3886948
Manifesta4471fb0888ac3e49a0fa61c32d87af608b657dd5aa1879bc0d936738af08864

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
SignatureDpAbNYbXMXHC9oHZ4g3nRXy0RWP1gWMU/4GHo9lPtSZWuiFNWSo3kys6GkNwYeU15oLlHvkAzoDozo/5psvTCQ==
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

2026-09-17T09:52:28.745349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086626
observed b9b657e9aff31613a9c7fd9c839b8622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.726378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086626/manifest.json
observed a4471fb0888ac3e49a0fa61c32d87af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.706581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086626/publication.md
observed 988f52bfd37d1275d7efc9d40bdcdccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.683940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086626/publication.txt
observed edc97ca8fb08651b9cbe743f10c0e16d...
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.