OpenTechnical

OT-2026-000018814

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000018814) never changes.

Identity and time

Publication numberOT-2026-000018814 · never reused
Internal UUID01a0ae6e-d521-7ce3-9a49-e643efed58dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018814
StatusPUBLIC

Content hashes

Canonical text4c5cb52bf75564f5bbf7f0f20658879c27cf460bcd6980b5df282967ea4d3afa
Markdown78e406768ab8b326f746e5942897e5549bc25f63a7488326733cea55327bfbcc
PDF
Publication page22ec86e54d7c038a18920d45fe2e0a1a8cd75bc644896068914f0bdd421a9ea4
Manifestd89edb70dabe6b19435fa00614f5500498f280155c1c05a7e7ab61e56cf411ef

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
Signaturez0hsQ2QRJQptxOqQAOB75M/jK9K4+wdIBa9K4dfZW1ndLCowxvlEUmVj7dlaJMGqOVhp09Or6pXNsUP/bNJMBQ==
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

2026-09-17T11:59:26.706809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018814
observed 22ec86e54d7c038a18920d45fe2e0a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:26.686164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018814/manifest.json
observed d89edb70dabe6b19435fa00614f55004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:26.668694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018814/publication.md
observed 78e406768ab8b326f746e5942897e554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:26.649302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018814/publication.txt
observed 4c5cb52bf75564f5bbf7f0f20658879c...
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.