OpenTechnical

OT-2026-000027298

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000027298) never changes.

Identity and time

Publication numberOT-2026-000027298 · never reused
Internal UUID01a0ae72-6996-7e7e-bc69-7e0164a6ef4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027298
StatusPUBLIC

Content hashes

Canonical textbac09a70f212ef067404a524df19844bf6cc3d7bcc4b5dafa3d60c713957772b
Markdown530e93bdd431749ef6c7d4bd42483bb40cf0e7a6bf4a3d0e3216a106b6474633
PDF
Publication page9c0f3ca6db7e43749faf48c9683b24ba562f224e255d925b346f89deb59c4f50
Manifestea8d243ad42614be91e0c6f0c3482e59bcbc184bce271c072b393212f77edc17

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
SignatureInw1mM3NteiuBPKOGbIQ1dMPYwmt3iKoZwNtm6egkimLREkXervLSl3ofIr1KWISzPXKOHPpch4H0HhLTzPXDg==
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

2026-09-17T11:42:41.284069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027298
observed 9c0f3ca6db7e43749faf48c9683b24ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:41.267482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027298/manifest.json
observed ea8d243ad42614be91e0c6f0c3482e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:41.249164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027298/publication.md
observed 530e93bdd431749ef6c7d4bd42483bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:41.232511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027298/publication.txt
observed bac09a70f212ef067404a524df19844b...
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.