OpenTechnical

OT-2026-000047369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047369) never changes.

Identity and time

Publication numberOT-2026-000047369 · never reused
Internal UUID01a0ae7f-3e57-76c3-9e58-cb608deefe91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047369
StatusPUBLIC

Content hashes

Canonical text21accb150cff0c6e3b973a54ca60240ed76fb3fb9f00ff658130485154c26c8b
Markdown41f3251075ff69d2c076e15bf1c1645e8d6c6b5f2530fcf335f2d9c5375ab723
PDF
Publication paged3b3bcfe73032b6cc9f23aa32625b3c471fd37a3068c2dad9b603779916e55a0
Manifestbd2887931262874e0a555ccbf75dc9ac4c753a45b935d8d37ea1d468c1940f37

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
Signaturep6vHQU6ypLrBcwonez6vB06TkruG+Jc+FWFPr/hIDlc653X8ak3nl1zvavstZxeLDfZtpa6+8lVG9mkdKvSEBQ==
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

2026-09-17T11:06:22.363196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047369
observed d3b3bcfe73032b6cc9f23aa32625b3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.343610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047369/manifest.json
observed bd2887931262874e0a555ccbf75dc9ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.324347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047369/publication.md
observed 41f3251075ff69d2c076e15bf1c1645e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.306612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047369/publication.txt
observed 21accb150cff0c6e3b973a54ca60240e...
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.