OpenTechnical

OT-2026-000067692

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000067692) never changes.

Identity and time

Publication numberOT-2026-000067692 · never reused
Internal UUID01a0ae8f-6bdb-7cf9-ba78-98cc2b8629a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067692
StatusPUBLIC

Content hashes

Canonical textb084c357d24c611e5b4aac196a0266f21a8e86ed95ce62ff7bec1ae310c87187
Markdown31c0d0ebaf7877cdb7d60d9ed0d8525a734ee3398119d737dc7682098439e83f
PDF
Publication pagea6d793d4d419775eb84952a0c246ec74499f1d271d157685f7f0bd402dc46f45
Manifest6b61872e2980e3642c42a8fa28d973d2c1c24826197109b7b5d86d000f088560

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
Signature80To7epJ+ssQsK3/DXJ71Bq0ryTBd8TaDu4FgEQhEBEUJ4M5b7QTwId2+/p/oFyUt7VhFFw5P+s8d3EW56L1Aw==
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

2026-09-17T10:32:02.001230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067692
observed a6d793d4d419775eb84952a0c246ec74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.979071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067692/manifest.json
observed 6b61872e2980e3642c42a8fa28d973d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.959639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067692/publication.md
observed 31c0d0ebaf7877cdb7d60d9ed0d8525a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.938949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067692/publication.txt
observed b084c357d24c611e5b4aac196a0266f2...
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.