OpenTechnical

OT-2026-000093181

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093181) never changes.

Identity and time

Publication numberOT-2026-000093181 · never reused
Internal UUID01a0ae9e-0910-7dd6-a1bc-baabad055b6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093181
StatusPUBLIC

Content hashes

Canonical textc30fc268dabd1803f26b306217de5fff4f857827e3450487be89a20741497b10
Markdown21e072b120660f3ac3decad8be7074230cc53a97e11a97296dcc7dc943832cd7
PDF
Publication pagedf0694a7e70ee17133301978a19f4d48d5cbb3c1f003a19c95640f0b267e40ad
Manifest4db2f59e166b316443850f6042efc7073a72b923fb9bb0370b83273b2d83b5f5

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
SignaturezY21kIfPRSoKGVKj3XTGoupXNN6gmSacuEMi2VHNyikk+ujORP6HT4BXjync5SjNySrZSUZfx2w+RucYU6MDAw==
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

2026-09-17T09:40:29.135370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093181
observed df0694a7e70ee17133301978a19f4d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.118464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093181/manifest.json
observed 4db2f59e166b316443850f6042efc707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.100779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093181/publication.md
observed 21e072b120660f3ac3decad8be707423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.083451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093181/publication.txt
observed c30fc268dabd1803f26b306217de5fff...
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.