OpenTechnical

OT-2026-000101917

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single 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-2026-000101917) never changes.

Identity and time

Publication numberOT-2026-000101917 · never reused
Internal UUID01a0aea4-50f1-7b9a-a273-61a969a33c12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101917
StatusPUBLIC

Content hashes

Canonical text412540dabe1148bd639957dab60f9820d3facc3223563fdab43881ad461919c2
Markdown64150e5fcfd445306b8a0dc0b037cbdfbc610b11be543f635c565ee19b60188f
PDF
Publication page60d6c325901270d2d0bd6f90bc289363a2e3207f52bda29cbc81bf690d44bfda
Manifestb9cc49df195e2f4a62f2ef354e07629363d27b778b5d061a3fb0676e8743cad2

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
SignatureJ+1UaU/1QCt8gwBG5X+zY5iXD6JFNwGzlqWcJ8+GQB0t+P2CR8A3XZPnb+r+FVYdk0j7tYsVrcJCnXa121jsDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:32.024622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101917
observed 60d6c325901270d2d0bd6f90bc289363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:32.006376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101917/manifest.json
observed b9cc49df195e2f4a62f2ef354e076293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:31.988948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101917/publication.md
observed 64150e5fcfd445306b8a0dc0b037cbdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:31.970858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101917/publication.txt
observed 412540dabe1148bd639957dab60f9820...
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.