OpenTechnical

OT-2026-000076175

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000076175) never changes.

Identity and time

Publication numberOT-2026-000076175 · never reused
Internal UUID01a0ae94-6a6f-7273-aefb-ab09c3c09ed6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076175
StatusPUBLIC

Content hashes

Canonical text9e95a2df97728ddee6b573e263a07586c6667c758da1b9cb391ddebf6b0b36eb
Markdown03d7d955ddcdd6d00edb7f05d66ee96986121869e35ca0c7cdb418c6187b5ddc
PDF
Publication page0a70fae73dbc7ed7749d54e8d044dd09cca815be5cb390b21b2a9cf1fc0dcbb6
Manifesta13c579d9b10de4c0d8d678c3ade41d3a95dc567854c6b3dc17fba34d0c65b35

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
SignatureaCs8i2pKzquIXrLD09Z3gx1VDPjb+ZUlCmMUHkEUwdNzlE5nGCQys/shgOyT/rGiSY8C51sHk5beEUKekJomBA==
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

2026-09-17T10:11:26.765109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076175
observed 0a70fae73dbc7ed7749d54e8d044dd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:26.746539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076175/manifest.json
observed a13c579d9b10de4c0d8d678c3ade41d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:26.723823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076175/publication.md
observed 03d7d955ddcdd6d00edb7f05d66ee969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:26.704964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076175/publication.txt
observed 9e95a2df97728ddee6b573e263a07586...
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.