OpenTechnical

OT-2026-000101222

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000101222) never changes.

Identity and time

Publication numberOT-2026-000101222 · never reused
Internal UUID01a0aea3-c378-776e-892b-659a5d22b243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101222
StatusPUBLIC

Content hashes

Canonical textd5ee949d861f09c80d0b3d027a71f090b7d5f63dcf585b8d1b13e7aa7471b49e
Markdown8c8a053c5bd5590198f698ed0679297262f952344c8af4ccdc35f3ce76827beb
PDF
Publication pageee46196f56450210d3320fbc445db067168b750bad2f4039743ab3c77544e7fe
Manifest838a8369d3670076ad2901b82d90cdf1b02c351c409f9422e24305b9bba74526

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
SignatureAaoNESkQZHP/u/0qudaXLrjQqkcaDLrpve5ICAD7pTy8FARQ/Dzfar44BlfIyeUYl906vFcyNjobdg9Ut/ECDw==
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

2026-09-17T09:26:52.687461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101222
observed ee46196f56450210d3320fbc445db067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:52.669712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101222/manifest.json
observed 838a8369d3670076ad2901b82d90cdf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:52.652590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101222/publication.md
observed 8c8a053c5bd5590198f698ed06792972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:52.635512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101222/publication.txt
observed d5ee949d861f09c80d0b3d027a71f090...
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.