OpenTechnical

OT-2026-000008691

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after set-down

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-2026-000008691) never changes.

Identity and time

Publication numberOT-2026-000008691 · never reused
Internal UUID01a0ae6a-e46c-7da9-ad08-10c7eb6ee4d1 · 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-2026-000008691
StatusPUBLIC

Content hashes

Canonical textc46a18fdee8fe1389c74d9c30b9121937d6746ab308ff4dc43908b1c4957f0be
Markdown397ed2177ac0f0fd9b9bccbc6c6e1cc7ca9c27957f30d9e61cba4d26fca745b0
PDF
Publication pagee64942f8e9acd03be84fc38d00c3042d36cd1ce89a6d544a843d4da818544ba3
Manifest3ec00b598b7c422d843f3c79336629b0ccbac1d7328b827fdb93d9b7f89287f1

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
SignaturetSVVON8uSAXwHtmIE3DNeL9duQptuJkF5U222bKDmffFLKTIV1p4Y0Dc34XDAx8ilEm/iDcDdDkW7edPUOVZBg==
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

2026-09-17T12:18:45.279894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008691
observed e64942f8e9acd03be84fc38d00c3042d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.257845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008691/manifest.json
observed 3ec00b598b7c422d843f3c79336629b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.234797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008691/publication.md
observed 397ed2177ac0f0fd9b9bccbc6c6e1cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:45.212871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008691/publication.txt
observed c46a18fdee8fe1389c74d9c30b912193...
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.