OpenTechnical

OT-2026-000070789

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000070789) never changes.

Identity and time

Publication numberOT-2026-000070789 · never reused
Internal UUID01a0ae91-8c2c-70a0-82f2-081645eeeb4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070789
StatusPUBLIC

Content hashes

Canonical textf94b1bff3dc669a7e0ff40e37a9deb2715f1bffe01db0b623a9776ab6e8edc67
Markdownf6de0b1bf5236cc02898cf9ea21262fc9e42830f254a5ffea2a1e97231e63036
PDF
Publication page050d2a8c27a2ab25edffc6c6ea00568e7094724ed4fe7e71db88bdc1cc04028e
Manifestc991c323bb54d104632da1ee8ac26cd1cefba1d5d116af88276f69a4c138a2a4

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
SignatureZAMpVCq6ATkZheyxFqZm+8PVF9z3X8eyONsdx+9/VcHRh3A2P0gaEpftb+Zuq2uthqXDiB7OJ378Luoy6iuqCw==
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

2026-09-17T10:25:29.630031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070789
observed 050d2a8c27a2ab25edffc6c6ea00568e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.613857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070789/manifest.json
observed c991c323bb54d104632da1ee8ac26cd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.596854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070789/publication.md
observed f6de0b1bf5236cc02898cf9ea21262fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.579596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070789/publication.txt
observed f94b1bff3dc669a7e0ff40e37a9deb27...
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.