OpenTechnical

OT-2026-000082650

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000082650) never changes.

Identity and time

Publication numberOT-2026-000082650 · never reused
Internal UUID01a0ae97-8cc8-76ea-bc23-4ab088a9d4a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082650
StatusPUBLIC

Content hashes

Canonical text87c156597c619eb6c92dd09bd6d06f63dadf51b280f29777da0b696b2ea50a6f
Markdowna9a9da982f7e8497d3a586d700ff73bc4b2004d73d70761cb4dd5d1577272818
PDF
Publication page6fdcdf20511f9cf8b1cee5ae9964a9e41242cfaed59c072a1c9ffdcb813e4a22
Manifest609f73f4b59cfeb7f8a2fb1984192a821654c34f25e619b1047cd0013b83204a

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
SignatureXBAK0YWqmJdZCSxSGygRQXAnJUzGhpOcdDYAIf8llzVdO39mgjs4He5P/TsyEE+2KGUHGH/sOhDxrhr+x0xLCg==
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

2026-09-17T09:58:12.591864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082650
observed 6fdcdf20511f9cf8b1cee5ae9964a9e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.573311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082650/manifest.json
observed 609f73f4b59cfeb7f8a2fb1984192a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.556150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082650/publication.md
observed a9a9da982f7e8497d3a586d700ff73bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.539194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082650/publication.txt
observed 87c156597c619eb6c92dd09bd6d06f63...
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.