OpenTechnical

OT-2026-000075161

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000075161) never changes.

Identity and time

Publication numberOT-2026-000075161 · never reused
Internal UUID01a0ae93-f1ff-729d-b8dd-35f7bf907bec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075161
StatusPUBLIC

Content hashes

Canonical textb906a086257d7e53d6351816d4b8cf9466791b2e40cca615481c6af170d1160c
Markdown77a81cf17a442db313ec4937bc8057207febca3e1bf6dfeb1ec1822d8370e3f2
PDF
Publication page4b857402ae4b0b846b5ced80119aae847daa67a721f79318b2808e7d5fce5035
Manifestad76cd14bcc1f6749ca2784ba39763be6879428edb740fecf0dc052814174ac5

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
SignatureDsmXlM1ORW/wCRVhLKNFsgKNwNWKKIBAd7pp//W16viePs2CZRJpga3KNSb9Xwz6XWYi5NPuUWDskZmKlTfsBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:19.182931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161
observed 4b857402ae4b0b846b5ced80119aae84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.162190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161/manifest.json
observed ad76cd14bcc1f6749ca2784ba39763be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.141204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161/publication.md
observed 77a81cf17a442db313ec4937bc805720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.055030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161/publication.txt
observed b906a086257d7e53d6351816d4b8cf94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.722066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161
observed 4b857402ae4b0b846b5ced80119aae84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.704078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161/manifest.json
observed ad76cd14bcc1f6749ca2784ba39763be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.559350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161/publication.md
observed 77a81cf17a442db313ec4937bc805720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:19.441285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075161/publication.txt
observed b906a086257d7e53d6351816d4b8cf94...
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.