OpenTechnical

OT-2026-000009632

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000009632) never changes.

Identity and time

Publication numberOT-2026-000009632 · never reused
Internal UUID01a0ae6b-7563-7676-ab58-68fe72d41009 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009632
StatusPUBLIC

Content hashes

Canonical texta64a251b32b0453b43f7ef291537a2be3d2c45e8af61e55503d46886c3959021
Markdown3a314b5a6e2da91efdadd2e7311e4cd29ba4084623c48b7f6b4f155e96420da4
PDF
Publication pageec94a0599713add21a55464a4f241d6278834771a9724b0b3eeb700c1831598f
Manifest6431d0f3fc465a9380f5fb6564bd0f4fa302ab0145a87f239cf349b55b99ed79

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
SignaturenBEY3Ereq/Sm5ovblL575/LOeETlY1uRCoaJNZW6A2yP3uAzxR1f8Y8OPK33tnSlzXMa7u0Amh1nsSR93BAOBw==
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

2026-09-17T12:17:05.471616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009632
observed ec94a0599713add21a55464a4f241d62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.449571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009632/manifest.json
observed 6431d0f3fc465a9380f5fb6564bd0f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.428727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009632/publication.md
observed 3a314b5a6e2da91efdadd2e7311e4cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.408368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009632/publication.txt
observed a64a251b32b0453b43f7ef291537a2be...
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.