OpenTechnical

OT-2026-000055669

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000055669) never changes.

Identity and time

Publication numberOT-2026-000055669 · never reused
Internal UUID01a0ae86-a103-775e-b86e-fa6c6788202a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055669
StatusPUBLIC

Content hashes

Canonical textb235fea5c6cd472ef2c9b77846eaac91405ee3d4d9881b43ebdd69e0f3b1c8f6
Markdown118ea1c829f66f738bd76e13e9e71cf8cfe16f8fef5b98477fb5119739e1ad7a
PDF
Publication pagea52654c61ff8655a7ae22718a81b5d0b5ff6b989e2e7d4bcd683849c3a27d47a
Manifestb483a2f5566b42b5f36a0169c341a607d5adcf654f68898b111b2b2e5ebef251

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
Signature7uaZoe4ckyZs+ZyBzHaKUe4yF9tq6y3kCVHa2W5Sx4T5ts0oAAdpL44/lIjYldksrVk+p5xJkiqJTveTHm3BAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:55.866710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055669
observed a52654c61ff8655a7ae22718a81b5d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:55.848557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055669/manifest.json
observed b483a2f5566b42b5f36a0169c341a607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:55.830185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055669/publication.md
observed 118ea1c829f66f738bd76e13e9e71cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:55.811929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055669/publication.txt
observed b235fea5c6cd472ef2c9b77846eaac91...
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.