OpenTechnical

OT-2026-000102170

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000102170) never changes.

Identity and time

Publication numberOT-2026-000102170 · never reused
Internal UUID01a0aea4-50f3-71b2-9a1d-8f6ac6d9db12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102170
StatusPUBLIC

Content hashes

Canonical textc317bda84edd4073c652b7f7dda608ce2804d8d5d573c7e800c2f1df288b3874
Markdown9ec21c4c46000ec87362efa4170bbaf49be3ec300be134fadfb421052fc9606b
PDF
Publication pagef71ee203138e61d8bc09f60b9ba0538329bc4a0652cfcb55598d3b9b91d8303a
Manifesta6d8958d0a015e24cebbe2218a844d47a6a5760817cd7362c9c7dea9d43e7ff5

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
SignatureK4ZdtpSmSvpw9VS0CSwojaQAPTY43YTT3b6F6mTQElR/QQ3nJBj3nsDlChkRBrm8E5PchDsVdL+PJw9KnjP/Dw==
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

2026-09-17T09:24:24.592013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102170
observed f71ee203138e61d8bc09f60b9ba05383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:24.574423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102170/manifest.json
observed a6d8958d0a015e24cebbe2218a844d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:24.542405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102170/publication.md
observed 9ec21c4c46000ec87362efa4170bbaf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:24.511558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102170/publication.txt
observed c317bda84edd4073c652b7f7dda608ce...
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.