OpenTechnical

OT-2026-000079235

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000079235) never changes.

Identity and time

Publication numberOT-2026-000079235 · never reused
Internal UUID01a0ae96-0b8f-79f1-aeb3-bcf4ce1987e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079235
StatusPUBLIC

Content hashes

Canonical text0b436d5703467c2c87e19bfa150131c8b9967d00c0751c69a657fb0547fc7490
Markdown1c2258d155db34bc5240a7ff2db85dd21933c44821b39119b53cbf5766da0b36
PDF
Publication pageb9003ec97e306e0eeb5b88ceb92921014b88d1099d1f6a0e9b67d3ec63510406
Manifestf8b3495491c4befe2ac38d5c8719839eb3c396dbb4b28a665a0a04d5155f6811

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
SignaturetvArI50iDVXW5nJxux4Ol90GXy6bLe3aTnFmIe0wLN6rif9tyQYpsHzCjbZeZZmiMWiXiLMP4DwsnxhCUL4sAw==
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

2026-09-17T10:04:49.615582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079235
observed b9003ec97e306e0eeb5b88ceb9292101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.595680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079235/manifest.json
observed f8b3495491c4befe2ac38d5c8719839e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.576060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079235/publication.md
observed 1c2258d155db34bc5240a7ff2db85dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.555999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079235/publication.txt
observed 0b436d5703467c2c87e19bfa150131c8...
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.