OpenTechnical

OT-2026-000102842

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000102842) never changes.

Identity and time

Publication numberOT-2026-000102842 · never reused
Internal UUID01a0aea4-858c-7ce6-9db3-e56968de713f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102842
StatusPUBLIC

Content hashes

Canonical text0f0be342ec16b944c19ada22fa81a013c226008bd349368afcae8553b6c1e63a
Markdown5f264e4581a18e4a5479cd319755b713d3906afa7569222ba6c821d3f8c3ecbe
PDF
Publication page63540b96750bab46f17e222e3dc2204a751928f2a048a4d796cc6f395b0f82e0
Manifest64603b5c90a1e7fbbbf1c594dc64a5563f1bdfbeee9ba022793c1ae59f2f98b2

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
SignatureQXwC2jBM3C7xlzXIxaG1G2tSX4EF7PiWnSyxY7LOcSAzH17PR7TN8XsSkBmr6R5PbydqUn4FL3zlYga9OCiaCQ==
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

2026-09-17T09:23:39.743577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102842
observed 63540b96750bab46f17e222e3dc2204a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:39.726036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102842/manifest.json
observed 64603b5c90a1e7fbbbf1c594dc64a556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:39.708109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102842/publication.md
observed 5f264e4581a18e4a5479cd319755b713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:39.687532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102842/publication.txt
observed 0f0be342ec16b944c19ada22fa81a013...
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.