OpenTechnical

OT-2026-000070504

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000070504) never changes.

Identity and time

Publication numberOT-2026-000070504 · never reused
Internal UUID01a0ae91-5460-7226-8e5b-b984d43a4a2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070504
StatusPUBLIC

Content hashes

Canonical text9f5962f171e306e544cc2f803409242d2a4d758f3ffdac7ece795872d02d75c3
Markdowna61ef1a0bce435b401bcf6a59b9f74f88b8ac5bfbb3d26e8fa5ecf518f6b57b8
PDF
Publication page38927733a7bf3550e47db60078d45b537df21ef0bbe8b18e0b0ab216fd48518f
Manifest47acd2d51196ba1cadb709eb744b742843de3b9a2b19b18a69ec9ea0a499809a

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
SignaturepBrJLZ6b3XPlXB2jjfG7i9H3IiZW3au8ZMji90O2jRmRngQT8dgFvlV02QwQ7xgon9iL+FWKhRUPY8Ev13T4CA==
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

2026-09-17T10:26:20.489010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070504
observed 38927733a7bf3550e47db60078d45b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.470479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070504/manifest.json
observed 47acd2d51196ba1cadb709eb744b7428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.450762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070504/publication.md
observed a61ef1a0bce435b401bcf6a59b9f74f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:20.429725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070504/publication.txt
observed 9f5962f171e306e544cc2f803409242d...
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.