OpenTechnical

OT-2026-000017923

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000017923) never changes.

Identity and time

Publication numberOT-2026-000017923 · never reused
Internal UUID01a0ae6e-96fc-7977-a86e-c928a3565d76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017923
StatusPUBLIC

Content hashes

Canonical text408b4642ff297dd1452eb5a24c834f6982308fa883adb37f6f33bca7cc351443
Markdown5156f80ad45537e17bf7fc93517755d09d367d6f686ec9a7d50a2f6c3b6e11a2
PDF
Publication page7d0ec44353725a2a17005741ec781fc75780d4e8c4b18d71fd65aaa6b53be9fc
Manifesta0818935716d87ae73408c9863a76447d4fb3c2be86c580fd856f7b16bf2b0c8

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
SignaturecKq8+HaFLLloLPDDvq2e9r5AwUoZmhS8kMnCZQVxRsWIwiKYWz50lSx799OnhuMZTxKsladGUFEyYet6ZbfVDQ==
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

2026-09-17T12:01:54.992072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017923
observed 7d0ec44353725a2a17005741ec781fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.976428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017923/manifest.json
observed a0818935716d87ae73408c9863a76447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.958939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017923/publication.md
observed 5156f80ad45537e17bf7fc93517755d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.941704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017923/publication.txt
observed 408b4642ff297dd1452eb5a24c834f69...
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.