OpenTechnical

OT-2026-000060604

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000060604) never changes.

Identity and time

Publication numberOT-2026-000060604 · never reused
Internal UUID01a0ae8a-b7cd-7208-8daa-7632048c70f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060604
StatusPUBLIC

Content hashes

Canonical text82ec67facfcb0939bf8d7d44713c1d9d92527efafc354b6ba3ce21fa64ecf6bb
Markdown84bc18030c67c73c83b0228ab5d73ffa2e14866a26c8357af6fbb206544c8926
PDF
Publication page1ec9a8c9efd617e7bc64ba6f41713f3c1c108ea7b52715e278bc6f1186f7264b
Manifest73d8b143b3878480017edf90d8816ad8dd52ac2a8ddfd4288c9f15b27e0ba9a2

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
SignatureKZkjWZWOcLHOV/qWd7H0UnI5USGnTJQcbKVsL/KhG1snF5X+RNro1r4LSJB8oh3xQ2yBUlyuzFl0Aa2SJwLqAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:13.590154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060604
observed 1ec9a8c9efd617e7bc64ba6f41713f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.573428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060604/manifest.json
observed 73d8b143b3878480017edf90d8816ad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.555809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060604/publication.md
observed 84bc18030c67c73c83b0228ab5d73ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.539328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060604/publication.txt
observed 82ec67facfcb0939bf8d7d44713c1d9d...
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.