OpenTechnical

OT-2026-000008837

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000008837) never changes.

Identity and time

Publication numberOT-2026-000008837 · never reused
Internal UUID01a0ae6b-31b7-7732-a792-3256a979e037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008837
StatusPUBLIC

Content hashes

Canonical text52ce98387276d8935d6c56a0b8b939ca119696c83725260dd10ff648b2e15387
Markdown821fa35fa70b04021dc53f65ab155fb86f5454e9c0f90d0f0d6fda0c3070f3e8
PDF
Publication page28d0dc9f9e012c95b59e2876243733cd196f8b4bc4e9c45f7c81471791a507d0
Manifestfacda29043a0fac06fc8e7884837ba355d57fed8b15ce717c01fa5afe9a8a29f

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
SignatureeVMG3o+46I3zT4Cm/rjqPeCM+6yodhNAdBiDkM1C+wlcK968bV9OY8Vsvqx4URQhEp+tBDKiO/e546pCXNZPDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:24.307504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008837
observed 28d0dc9f9e012c95b59e2876243733cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.284191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008837/manifest.json
observed facda29043a0fac06fc8e7884837ba35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.262235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008837/publication.md
observed 821fa35fa70b04021dc53f65ab155fb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.238734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008837/publication.txt
observed 52ce98387276d8935d6c56a0b8b939ca...
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.