OpenTechnical

OT-2026-000033335

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000033335) never changes.

Identity and time

Publication numberOT-2026-000033335 · never reused
Internal UUID01a0ae75-8980-7cdd-a9cf-6b5262c1a4e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033335
StatusPUBLIC

Content hashes

Canonical text919432715671e60c64701ab9d93a35fef503d577795c8d2425dce6b7a36ec69a
Markdown5b5b92b88bdfc5491db3c2ca53ccaf508a8327b7d5d091ebadb7a70d238db6d4
PDF
Publication pagef1578bfd12a4543bdc251024cf0575ffc03c0cbfd495e12a84a060fcb87c66e0
Manifest4b6f7004bc898738d3fdb024d14cb10b879cbe257ee887046b1ec09de7dab82a

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
Signaturej9ZMtGsRg7EnNfq00s8ACtBUc/QGFNyxpyAix7BeCTavb9Tnd6v/qJHdX/CQQwSAAWdI16eAhs+yrsRhr/R3AA==
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

2026-09-17T11:32:05.429648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033335
observed f1578bfd12a4543bdc251024cf0575ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.410865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033335/manifest.json
observed 4b6f7004bc898738d3fdb024d14cb10b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.392512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033335/publication.md
observed 5b5b92b88bdfc5491db3c2ca53ccaf50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.367826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033335/publication.txt
observed 919432715671e60c64701ab9d93a35fe...
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.