OpenTechnical

OT-2026-000063756

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000063756) never changes.

Identity and time

Publication numberOT-2026-000063756 · never reused
Internal UUID01a0ae8c-f946-7528-ac9f-4b010290ec6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063756
StatusPUBLIC

Content hashes

Canonical text240c27ebf9875ecc910ee2824ec05528db17073dc581248aa5a30ed73ae9d49c
Markdownc163c9ad126da65d6b9334bf8d8133b2b499595369f4be242a26d8969655b428
PDF
Publication pagecb9c131e4454db1b3a697d8efb145a7c2d8595b326b72c3a14b057991ce6c460
Manifestd171a16dacad0f3311f258e628b2563ba620651b3b33457d42666b4f6f2aabb8

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
SignaturegxGsO8gHSCNJFvLQTpFgE9H0+AERcCw8SUHKbA44OTiO52qsnZQdZg1EubwjpKcilq7buIjYtvwkmS+U/JNJAQ==
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

2026-09-17T10:37:53.561944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063756
observed cb9c131e4454db1b3a697d8efb145a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.542056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063756/manifest.json
observed d171a16dacad0f3311f258e628b2563b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.524036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063756/publication.md
observed c163c9ad126da65d6b9334bf8d8133b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.503382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063756/publication.txt
observed 240c27ebf9875ecc910ee2824ec05528...
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.