OpenTechnical

OT-2026-000036408

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000036408) never changes.

Identity and time

Publication numberOT-2026-000036408 · never reused
Internal UUID01a0ae77-01d1-7463-8ff2-9d2bac65606b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036408
StatusPUBLIC

Content hashes

Canonical textcfebff638fa6673eab35bb009512fced38e5883bef57ea43d9c0987dbb8a49b3
Markdown7adb9b0b3a03ef88864f03a25223ef8429242cf82f18d89157085c79637c8b4c
PDF
Publication page52da9ebfff7e30d1763b212d176687753e72bede18f7c3ab1924ef5a5ca9d818
Manifest6d9cba69d4b3aea40ef80c62a4308557b89b08448ce281ef5b0816e21c4f7848

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
Signature2vDo1hZC4/gb35/oi4IauwNC6Uk81jk2BJD34KxnHBy8NK8Sac67CsGEzyPa+X88Pkc5RGLmAX+P0k/qTjdKBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:47.763486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036408
observed 52da9ebfff7e30d1763b212d17668775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.746003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036408/manifest.json
observed 6d9cba69d4b3aea40ef80c62a4308557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.727236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036408/publication.md
observed 7adb9b0b3a03ef88864f03a25223ef84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.710666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036408/publication.txt
observed cfebff638fa6673eab35bb009512fced...
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.