OpenTechnical

OT-2026-000054717

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000054717) never changes.

Identity and time

Publication numberOT-2026-000054717 · never reused
Internal UUID01a0ae86-1284-788b-a059-a801237bda4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054717
StatusPUBLIC

Content hashes

Canonical textfe002aa8b78cd8d6389b27ea025fd278d068bb8949a99ee30dfdb9e7f30413a3
Markdown999ff684fa38995e887b76534e98c3c4aee4212d07da08bee53cbc0dc48ea603
PDF
Publication pagec8a21bc4b350800f5fb0eedc77bb7102098769e59c774f00b9742fee2d09ef2a
Manifestb50789cc0a359bf4d4fc4282ed621e5abe2c7f93821fb7b35b8bc0c9741151f3

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
SignaturelR/5zjVxZz0lr6pUnPE6jJIAcwTZzh+urcq8bzxh0dfrd+1FiDFTRMMS9emX6JmffGMc/bL7/FSMxaUBNXtYAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:48.733406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054717
observed c8a21bc4b350800f5fb0eedc77bb7102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.714297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054717/manifest.json
observed b50789cc0a359bf4d4fc4282ed621e5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.695983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054717/publication.md
observed 999ff684fa38995e887b76534e98c3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.677541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054717/publication.txt
observed fe002aa8b78cd8d6389b27ea025fd278...
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.