OpenTechnical

OT-2026-000101737

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pulsed blow-off after 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-2026-000101737) never changes.

Identity and time

Publication numberOT-2026-000101737 · never reused
Internal UUID01a0aea4-0e17-799e-9775-986b210c3675 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101737
StatusPUBLIC

Content hashes

Canonical textd3e1337dbfdacfdf6335bb8035c54b9c8381cc81006e080ad5e96fb2a1b9bd27
Markdown132c43dab34c84dd30901f30eb0182a0ee949bdd89c85909fca7eb494774eac5
PDF
Publication pagec81c82d83e8cda98e64a75e48f5b9276f836f5d4649fa6fff10c3079cc9ed850
Manifesteb5319c7fd7eb0dac56421d6514c5a64a19a0be4f24c26a23378208060e4525d

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
Signature68gGTFQC+lvraB14/t5PVSz9jh8yBq9+JvGl2J4P+Sw4sgx3NM1wuC2EiMkNN+ZmdoveHuCQzf2r/RZwQmKbBw==
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

2026-09-17T09:25:57.338368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101737
observed c81c82d83e8cda98e64a75e48f5b9276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.322205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101737/manifest.json
observed eb5319c7fd7eb0dac56421d6514c5a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.304050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101737/publication.md
observed 132c43dab34c84dd30901f30eb0182a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.285304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101737/publication.txt
observed d3e1337dbfdacfdf6335bb8035c54b9c...
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.