OpenTechnical

OT-2026-000100971

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100971) never changes.

Identity and time

Publication numberOT-2026-000100971 · never reused
Internal UUID01a0aea3-c377-7ab5-9e12-64115c57acaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100971
StatusPUBLIC

Content hashes

Canonical text211916694495e78825f16c3295a237bce2a199fcf83e9ec50768906f6d86d9bc
Markdownc7a8d4907800bdc32c4a5d49003c4cbc14993b16a9b5f75636f1174b422dcc6c
PDF
Publication pageeebdb422f443e297b2f49b67f7fec67e4d83126320789aa5ff23ea7f29f2eed7
Manifeste9342ceeb3696e0f3f5fe8fe0f9a1cde3797724a2bd170ae19a0e6bae1d54624

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
SignaturehKEJrbwtUK7LDDpky4G+PFXZw309ZAae/z1HpxvhARgJc1vaSQciHmOPsHg+R3evxBTdKjdtWy9KtKeUEtxADQ==
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

2026-09-17T09:26:28.987390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100971
observed eebdb422f443e297b2f49b67f7fec67e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.971495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100971/manifest.json
observed e9342ceeb3696e0f3f5fe8fe0f9a1cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.956141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100971/publication.md
observed c7a8d4907800bdc32c4a5d49003c4cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.938897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100971/publication.txt
observed 211916694495e78825f16c3295a237bc...
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.