OpenTechnical

OT-2026-000100853

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100853) never changes.

Identity and time

Publication numberOT-2026-000100853 · never reused
Internal UUID01a0aea3-66f5-740c-bdb5-25db5d806bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100853
StatusPUBLIC

Content hashes

Canonical textb08ab2c760f7c9552126b34eb6af9b6b42d9f119da1fd252645c3c8cc506fee4
Markdown66473adba3d3c8a9d57cfc4a1694b38ba1277606269e206a4a5d0134eb917007
PDF
Publication page6a896783c1f93a128a2e3d1c87bbaf800da1130afac434d27b3f3df7ab8bbcd9
Manifest124d1dadb76293d256ca7cfbf598ee7a74a081cce442b999c700244a2d0d4134

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
Signature67fPl7cHm11dR13ACUTL4yPi3Pra8K5nJ1es4BNBbnknU1xxdjtb+HZquCKE/QGIoSbg3yPmWH3TUeoLUPxwBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:46.941638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100853
observed 6a896783c1f93a128a2e3d1c87bbaf80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.923077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100853/manifest.json
observed 124d1dadb76293d256ca7cfbf598ee7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.904801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100853/publication.md
observed 66473adba3d3c8a9d57cfc4a1694b38b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.884288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100853/publication.txt
observed b08ab2c760f7c9552126b34eb6af9b6b...
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.