OpenTechnical

OT-2026-000034401

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034401) never changes.

Identity and time

Publication numberOT-2026-000034401 · never reused
Internal UUID01a0ae75-df0e-7b9b-9cba-7031ccf45526 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034401
StatusPUBLIC

Content hashes

Canonical textfa96b6596dc1f12ff34c67f3fe80dbfb79bee689438f986c63b402dbed2880ab
Markdown7ef4ea0a17f6a86b71e3fa5ec3a0a43dc8edb39bd5633cf2241688befe7c22cd
PDF
Publication page972be8ddb8ced1186f9980f56a1a572f98d6db1d2018fe7d9645e701d856c3a8
Manifestc8207d4044fa5b18adc05a205409a5c314a425371db4dd5939bb9e3a48b2d053

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
SignaturelVqwT8WksC+Z4ekJuwdHuBplE5NLOBsC8sMID/Ejlh0/kuC/LKLoljH/0fzJj4MDB4fWKdA5nTYi7WS0+ZSDAQ==
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

2026-09-17T11:31:07.071039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034401
observed 972be8ddb8ced1186f9980f56a1a572f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.053784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034401/manifest.json
observed c8207d4044fa5b18adc05a205409a5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.035836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034401/publication.md
observed 7ef4ea0a17f6a86b71e3fa5ec3a0a43d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.017891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034401/publication.txt
observed fa96b6596dc1f12ff34c67f3fe80dbfb...
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.