OpenTechnical

OT-2026-000024051

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000024051) never changes.

Identity and time

Publication numberOT-2026-000024051 · never reused
Internal UUID01a0ae70-aed7-7826-83d0-d249e0870ce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024051
StatusPUBLIC

Content hashes

Canonical text705ca8ff3775524858ff1b34a99a031ea0e2eb6df801ae761e7858b3bfd99a37
Markdown54ccc775d629604f808c0ed102eb0ab1c1bd73f00bf0442f9c15a4783a857dee
PDF
Publication page15f482f5a8ce2aa38f652f6aebd9e2bcbe1250ad7ce0fdb442e4c92189f3444f
Manifest6d9ba928d5060083ec3c855b00e7bbe227cfb281db450bf885df86386b83cb4c

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
SignatureK4ftDIJTTUKBrGvQlpv0gQI0gYmw4WSoex8QkzaozI+5mHA3zwvCDXsEUiHmSVCv2NboD2KzsZDGPIbsGkkkDQ==
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

2026-09-17T11:50:57.293688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024051
observed 15f482f5a8ce2aa38f652f6aebd9e2bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:57.258400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024051/manifest.json
observed 6d9ba928d5060083ec3c855b00e7bbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:57.232190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024051/publication.md
observed 54ccc775d629604f808c0ed102eb0ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:57.210056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024051/publication.txt
observed 705ca8ff3775524858ff1b34a99a031e...
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.