OpenTechnical

OT-2026-000054464

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000054464) never changes.

Identity and time

Publication numberOT-2026-000054464 · never reused
Internal UUID01a0ae86-1282-7560-992d-4ba3f5f8f89b · 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-2026-000054464
StatusPUBLIC

Content hashes

Canonical text53fa6bcae11f7c44af617a0f8d3b7d08035d8a627622708e793c4e638019d7ab
Markdownd001d160f092dbfe8201a5d855a30dd79460e22e08a545fb586fca1d90061c16
PDF
Publication page7001ddc39634941551550a9e013af1545e2eb6b24bcc90720a960723df834129
Manifest7ead443f7191fe21a6fa76d18e39191de33ab2101697fdf4ca0b7699b9387d6f

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
SignaturefLfdLN3EGVjlyVNUYZ5ZNY/H5lj4tSrFmmDR6KGjQv2SwY2PuIzWCsRMz7J1so/yhDhTA+7B55BKcqB9jDvFCA==
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

2026-09-17T10:53:27.441773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054464
observed 7001ddc39634941551550a9e013af154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.424426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054464/manifest.json
observed 7ead443f7191fe21a6fa76d18e39191d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.406747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054464/publication.md
observed d001d160f092dbfe8201a5d855a30dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.386769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054464/publication.txt
observed 53fa6bcae11f7c44af617a0f8d3b7d08...
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.