OpenTechnical

OT-2026-000011588

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000011588) never changes.

Identity and time

Publication numberOT-2026-000011588 · never reused
Internal UUID01a0ae6c-8900-7b78-9b7e-c7c850afb9ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011588
StatusPUBLIC

Content hashes

Canonical text5d808a58aaa82e0c97542ed400c979e2c50d0413a7b1fcaa5ebd84a8230ad96d
Markdown57df2ffda46338c3128e35642f1c605c4dc9d4a15a1135244a70fe8fbc3118a6
PDF
Publication pagec32253bc8b68e00a371be6536a28e469546a252b70d73b25e19a7d321091afe4
Manifest474ddbed1a0c9c18f3e9a489bf55c28f46bc2b9d8c1f58d2d087f44ca61049ef

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
SignaturenV5JU8VmZ1SBYxmHq9BAg4Gy7oChdsIZ31vvubhjYoJR/3xvgeVSt36SBhFSNhqsqajvZeyXnkgOWWr+/jo5AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:29.512777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011588
observed c32253bc8b68e00a371be6536a28e469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:29.494289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011588/manifest.json
observed 474ddbed1a0c9c18f3e9a489bf55c28f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:29.475514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011588/publication.md
observed 57df2ffda46338c3128e35642f1c605c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:29.454977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011588/publication.txt
observed 5d808a58aaa82e0c97542ed400c979e2...
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.