OpenTechnical

OT-2026-000017105

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000017105) never changes.

Identity and time

Publication numberOT-2026-000017105 · never reused
Internal UUID01a0ae6e-76c7-762b-b287-738f4329fe03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017105
StatusPUBLIC

Content hashes

Canonical text6174acfbd71a9619df157f15d4f35841391480f65ec5fdc58491a2b6f50a116b
Markdown7c545c04ce1acac93e83c591695182f8fee2882645cf63824423f3a7c158dfb3
PDF
Publication pageae0b4a25f1c4142f126fe287db3aaeea84f4b42f31412167293b24b13ea2c0fa
Manifest236a1777d45487ae3cddcaff16650c4e97d2eca732a7317065210527c6576a19

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
SignatureWeAAct92nABieLjoVaOCKKddagQeWQh2ySTzlVrC4CZRdK4LkcgcHZQmsyA6cakSQgXyuw0r2sxsD4tXvfMvAw==
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

2026-09-17T12:02:09.137667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017105
observed ae0b4a25f1c4142f126fe287db3aaeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.119758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017105/manifest.json
observed 236a1777d45487ae3cddcaff16650c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.101715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017105/publication.md
observed 7c545c04ce1acac93e83c591695182f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.083726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017105/publication.txt
observed 6174acfbd71a9619df157f15d4f35841...
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.