OpenTechnical

OT-2026-000009133

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000009133) never changes.

Identity and time

Publication numberOT-2026-000009133 · never reused
Internal UUID01a0ae6b-31b9-7eb5-afc2-7c9b6c856106 · 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-2026-000009133
StatusPUBLIC

Content hashes

Canonical textb2b77f4df44eaabd3f54843cc0060e18633a63262e643b1d4e4dc66cd30a8dc3
Markdown75231394416440a05a586db259cec14ccc79e86cf13ccbadded185db2afd6bb6
PDF
Publication paged26b4a64ebb3863e4b00bb97cbb7fd555bde57939db5e37f85b40193b1c28801
Manifest29b7c913e0037007c6bf90365c304c9565eb5bf5a93a53b337c63d008f3105a7

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
Signature5i3DcSJjdwIxm1C5wRE6o++YQejgCkDPvHA1XVEsN8VHBX513p7LMKB4sERx6ezzjF+VAX00BloNKX+Udp9dAQ==
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

2026-09-17T12:17:49.610321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009133
observed d26b4a64ebb3863e4b00bb97cbb7fd55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.590417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009133/manifest.json
observed 29b7c913e0037007c6bf90365c304c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.571515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009133/publication.md
observed 75231394416440a05a586db259cec14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:49.551031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009133/publication.txt
observed b2b77f4df44eaabd3f54843cc0060e18...
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.