OpenTechnical

OT-2026-000068376

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000068376) never changes.

Identity and time

Publication numberOT-2026-000068376 · never reused
Internal UUID01a0ae90-2480-74f6-87fa-da00d736f0e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068376
StatusPUBLIC

Content hashes

Canonical textb4d9337333b3993de1765a2702ffcedbcfa8229bc52c46719507ef05acfc8163
Markdownb771c667545863ee020101abfab2598ddc18ce1e5a09dc3a775822ef20c244ef
PDF
Publication page4b53b9583a99c08d9a270add7c3ae5fa5c02272a4bdfa866e4e08e3ec9d8c3d4
Manifest644676529a548be29adb107b30184f037c0cebc2c8e9a4f39680dcc17754aab6

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
SignatureoAN9ZtWxe7EOGPYiwcEULewDJXKu7wDyI+EL3pFZZqpcjeT0f8WfqJ2rGvkdFm5tn63HzLYZKkFguwkBO/ZiCQ==
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

2026-09-17T10:29:25.725640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068376
observed 4b53b9583a99c08d9a270add7c3ae5fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.707527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068376/manifest.json
observed 644676529a548be29adb107b30184f03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.688678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068376/publication.md
observed b771c667545863ee020101abfab2598d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.669738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068376/publication.txt
observed b4d9337333b3993de1765a2702ffcedb...
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.