OpenTechnical

OT-2026-000104533

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, sustained 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-2026-000104533) never changes.

Identity and time

Publication numberOT-2026-000104533 · never reused
Internal UUID01a0aea7-239f-7440-8889-a231c765d07f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:16:24.420933Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104533
StatusPUBLIC

Content hashes

Canonical text4e5d10aedcf7748ddf56dcb05576b6bd260882591126683796aa5805b9cf950b
Markdownb1c6c5a20273c5340c401ae6f3fa708a211abd93bb3dc5d6c059badb246d141b
PDF
Publication page30d00cd505da2fc7082a6f02f4838474f77ff9a9237955cf47819099456daf51
Manifestd904e2e47a64f1525aedd051174531ebd241ad73df3e3b3d74b5cdb8e2c79b93

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
SignatureBfyBoEJ0486/Y2XeMCvOjR8RGXUbOfFrlS09rI9rO7IxUYIgDF1Xi2S8OMXa+n/YfkvNUJhHs4Hnef8iYBRiAA==
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

2026-09-17T09:20:03.038810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104533
observed 30d00cd505da2fc7082a6f02f4838474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.020383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104533/manifest.json
observed d904e2e47a64f1525aedd051174531eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:03.004509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104533/publication.md
observed b1c6c5a20273c5340c401ae6f3fa708a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:02.987666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104533/publication.txt
observed 4e5d10aedcf7748ddf56dcb05576b6bd...
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.