OpenTechnical

OT-2026-000008327

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line 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-2026-000008327) never changes.

Identity and time

Publication numberOT-2026-000008327 · never reused
Internal UUID01a0ae6a-e469-7f25-9b0a-db43a2411423 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008327
StatusPUBLIC

Content hashes

Canonical text2d4b15129f24ab794c40d6f882dc472b34561a459367533626baf42193384ce5
Markdownb273563692fcad81c617057283c8ddee0d5fa9487295e78b39832f9aed6d6c88
PDF
Publication page1e5c701e995e1ad3768867eae7ddc038eade76017871da1dfc88a0f0b1ebc0a6
Manifestdcfa98568ed9e6f0bca097343a9fb4addb488912c55a244075a7f46fcae61cd1

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
SignaturekZUVpGRHGBnTIlC9TuLKSjoB3WM5ixrOLt3Yh38oK8e8FhVOrtJ9Q1ooYF5bBcQKDx3X2lAp0BDVmfPmpwk+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T08:43:32.494544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008327
observed 1e5c701e995e1ad3768867eae7ddc038...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:31.969030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008327/manifest.json
observed dcfa98568ed9e6f0bca097343a9fb4ad...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:31.535181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008327/publication.md
observed b273563692fcad81c617057283c8ddee...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:30.837391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008327/publication.txt
observed 2d4b15129f24ab794c40d6f882dc472b...
fetched by grabo-systems from 34.44.131.203, 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.