OpenTechnical

OT-2026-000041624

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000041624) never changes.

Identity and time

Publication numberOT-2026-000041624 · never reused
Internal UUID01a0ae79-e8a0-7b6d-9c2e-aa4fdc458e81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041624
StatusPUBLIC

Content hashes

Canonical text8e00b6c259e7b9b218b230fa12b0a94226a8ad99e604c832e76ecd99cf81933c
Markdown28436567d1bd41471e4663d3a4b159935a20f40198a7352b8ef6cd1f72c2e207
PDF
Publication pagef5c24023f30784ea20dda97943650d742b0098b3d2e3e7bf3c363183a4736546
Manifestab7b7d6466c20678e40d2c8a2d66356e6cfc4430189dc14f3bbe669b3bc5bfe9

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
SignaturezwJF+qvYeZcCpNsmPlfJXmyM3ih/or/9pSgBzKmUkeMCfl0QuqX/9CMJ3gVdeZBd7ON7Rm5Qz/Cv6/ddYVMiBg==
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

2026-09-17T11:16:25.287650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041624
observed f5c24023f30784ea20dda97943650d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:25.271701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041624/manifest.json
observed ab7b7d6466c20678e40d2c8a2d66356e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:25.257102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041624/publication.md
observed 28436567d1bd41471e4663d3a4b15993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:25.241489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041624/publication.txt
observed 8e00b6c259e7b9b218b230fa12b0a942...
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.